13018005

素因数分解:

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

素因数の和:76

約数の個数: 144

約数和(自身を含む): 32183424

約数和(自身を除く): 19165419

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 17, 21, 33, 35, 39, 45, 51, 55, 63, 65, 77, 85, 91, 99, 105, 117, 119, 143, 153, 165, 187, 195, 221, 231, 255, 273, 289, 315, 357, 385, 429, 455, 495, 561, 585, 595, 663, 693, 715, 765, 819, 867, 935, 1001, 1071, 1105, 1155, 1287, 1309, 1365, 1445, 1547, 1683, 1785, 1989, 2023, 2145, 2431, 2601, 2805, 3003, 3179, 3315, 3465, 3757, 3927, 4095, 4335, 4641, 5005, 5355, 6069, 6435, 6545, 7293, 7735, 8415, 9009, 9537, 9945, 10115, 11271, 11781, 12155, 13005, 13923, 15015, 15895, 17017, 18207, 18785, 19635, 21879, 22253, 23205, 26299, 28611, 30345, 33813, 36465, 41327, 45045, 47685, 51051, 56355, 58905, 66759, 69615, 78897, 85085, 91035, 109395, 111265, 123981, 131495, 143055, 153153, 169065, 200277, 206635, 236691, 255255, 289289, 333795, 371943, 394485, 619905, 765765, 867867, 1001385, 1183455, 1446445, 1859715, 2603601, 4339335, 13018005]

約数ペア:

[(1, 13018005), (3, 4339335), (5, 2603601), (7, 1859715), (9, 1446445), (11, 1183455), (13, 1001385), (15, 867867), (17, 765765), (21, 619905), (33, 394485), (35, 371943), (39, 333795), (45, 289289), (51, 255255), (55, 236691), (63, 206635), (65, 200277), (77, 169065), (85, 153153), (91, 143055), (99, 131495), (105, 123981), (117, 111265), (119, 109395), (143, 91035), (153, 85085), (165, 78897), (187, 69615), (195, 66759), (221, 58905), (231, 56355), (255, 51051), (273, 47685), (289, 45045), (315, 41327), (357, 36465), (385, 33813), (429, 30345), (455, 28611), (495, 26299), (561, 23205), (585, 22253), (595, 21879), (663, 19635), (693, 18785), (715, 18207), (765, 17017), (819, 15895), (867, 15015), (935, 13923), (1001, 13005), (1071, 12155), (1105, 11781), (1155, 11271), (1287, 10115), (1309, 9945), (1365, 9537), (1445, 9009), (1547, 8415), (1683, 7735), (1785, 7293), (1989, 6545), (2023, 6435), (2145, 6069), (2431, 5355), (2601, 5005), (2805, 4641), (3003, 4335), (3179, 4095), (3315, 3927), (3465, 3757)]