7252245

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 144

約数和(自身を含む): 17926272

約数和(自身を除く): 10674027

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 23, 33, 35, 39, 45, 49, 55, 63, 65, 69, 77, 91, 99, 105, 115, 117, 143, 147, 161, 165, 195, 207, 231, 245, 253, 273, 299, 315, 345, 385, 429, 441, 455, 483, 495, 539, 585, 637, 693, 715, 735, 759, 805, 819, 897, 1001, 1035, 1127, 1155, 1265, 1287, 1365, 1449, 1495, 1617, 1771, 1911, 2093, 2145, 2205, 2277, 2415, 2691, 2695, 3003, 3185, 3289, 3381, 3465, 3795, 4095, 4485, 4851, 5005, 5313, 5635, 5733, 6279, 6435, 7007, 7245, 8085, 8855, 9009, 9555, 9867, 10143, 10465, 11385, 12397, 13455, 14651, 15015, 15939, 16445, 16905, 18837, 21021, 23023, 24255, 26565, 28665, 29601, 31395, 35035, 37191, 43953, 45045, 49335, 50715, 61985, 63063, 69069, 73255, 79695, 94185, 105105, 111573, 115115, 131859, 148005, 161161, 185955, 207207, 219765, 315315, 345345, 483483, 557865, 659295, 805805, 1036035, 1450449, 2417415, 7252245]

約数ペア:

[(1, 7252245), (3, 2417415), (5, 1450449), (7, 1036035), (9, 805805), (11, 659295), (13, 557865), (15, 483483), (21, 345345), (23, 315315), (33, 219765), (35, 207207), (39, 185955), (45, 161161), (49, 148005), (55, 131859), (63, 115115), (65, 111573), (69, 105105), (77, 94185), (91, 79695), (99, 73255), (105, 69069), (115, 63063), (117, 61985), (143, 50715), (147, 49335), (161, 45045), (165, 43953), (195, 37191), (207, 35035), (231, 31395), (245, 29601), (253, 28665), (273, 26565), (299, 24255), (315, 23023), (345, 21021), (385, 18837), (429, 16905), (441, 16445), (455, 15939), (483, 15015), (495, 14651), (539, 13455), (585, 12397), (637, 11385), (693, 10465), (715, 10143), (735, 9867), (759, 9555), (805, 9009), (819, 8855), (897, 8085), (1001, 7245), (1035, 7007), (1127, 6435), (1155, 6279), (1265, 5733), (1287, 5635), (1365, 5313), (1449, 5005), (1495, 4851), (1617, 4485), (1771, 4095), (1911, 3795), (2093, 3465), (2145, 3381), (2205, 3289), (2277, 3185), (2415, 3003), (2691, 2695)]