291245955

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 678440448

約数和(自身を除く): 387194493

約数列:

[1, 3, 5, 7, 11, 13, 15, 17, 21, 33, 35, 39, 49, 51, 55, 65, 77, 85, 91, 105, 119, 143, 147, 163, 165, 187, 195, 221, 231, 245, 255, 273, 357, 385, 429, 455, 489, 539, 561, 595, 637, 663, 715, 735, 815, 833, 935, 1001, 1105, 1141, 1155, 1309, 1365, 1547, 1617, 1785, 1793, 1911, 2119, 2145, 2431, 2445, 2499, 2695, 2771, 2805, 3003, 3185, 3315, 3423, 3927, 4165, 4641, 5005, 5379, 5705, 6357, 6545, 7007, 7293, 7735, 7987, 8085, 8313, 8965, 9163, 9555, 10595, 10829, 12155, 12495, 12551, 13855, 14833, 15015, 17017, 17115, 19397, 19635, 21021, 23205, 23309, 23961, 26895, 27489, 30481, 31785, 32487, 35035, 36023, 36465, 37653, 39935, 41565, 44499, 45815, 51051, 54145, 58191, 62755, 69927, 74165, 85085, 87857, 91443, 96985, 103831, 105105, 108069, 116545, 119119, 119805, 135779, 137445, 152405, 162435, 163163, 180115, 188265, 213367, 222495, 252161, 255255, 263571, 290955, 311493, 349635, 357357, 396253, 407337, 439285, 457215, 489489, 519155, 540345, 595595, 640101, 678895, 756483, 815815, 1066835, 1142141, 1188759, 1260805, 1317855, 1493569, 1557465, 1765127, 1786785, 1981265, 2036685, 2447445, 2773771, 3200505, 3426423, 3782415, 4480707, 5295381, 5710705, 5943795, 7467845, 8321313, 8825635, 13868855, 17132115, 19416397, 22403535, 26476905, 41606565, 58249191, 97081985, 291245955]

約数ペア:

[(1, 291245955), (3, 97081985), (5, 58249191), (7, 41606565), (11, 26476905), (13, 22403535), (15, 19416397), (17, 17132115), (21, 13868855), (33, 8825635), (35, 8321313), (39, 7467845), (49, 5943795), (51, 5710705), (55, 5295381), (65, 4480707), (77, 3782415), (85, 3426423), (91, 3200505), (105, 2773771), (119, 2447445), (143, 2036685), (147, 1981265), (163, 1786785), (165, 1765127), (187, 1557465), (195, 1493569), (221, 1317855), (231, 1260805), (245, 1188759), (255, 1142141), (273, 1066835), (357, 815815), (385, 756483), (429, 678895), (455, 640101), (489, 595595), (539, 540345), (561, 519155), (595, 489489), (637, 457215), (663, 439285), (715, 407337), (735, 396253), (815, 357357), (833, 349635), (935, 311493), (1001, 290955), (1105, 263571), (1141, 255255), (1155, 252161), (1309, 222495), (1365, 213367), (1547, 188265), (1617, 180115), (1785, 163163), (1793, 162435), (1911, 152405), (2119, 137445), (2145, 135779), (2431, 119805), (2445, 119119), (2499, 116545), (2695, 108069), (2771, 105105), (2805, 103831), (3003, 96985), (3185, 91443), (3315, 87857), (3423, 85085), (3927, 74165), (4165, 69927), (4641, 62755), (5005, 58191), (5379, 54145), (5705, 51051), (6357, 45815), (6545, 44499), (7007, 41565), (7293, 39935), (7735, 37653), (7987, 36465), (8085, 36023), (8313, 35035), (8965, 32487), (9163, 31785), (9555, 30481), (10595, 27489), (10829, 26895), (12155, 23961), (12495, 23309), (12551, 23205), (13855, 21021), (14833, 19635), (15015, 19397), (17017, 17115)]