123109818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 282683520

約数和(自身を除く): 159573702

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 227, 409, 442, 454, 663, 681, 818, 1227, 1326, 1362, 2454, 2951, 3859, 5317, 5902, 6953, 7718, 8853, 10634, 11577, 13906, 15951, 17706, 20859, 23154, 31902, 41718, 50167, 90389, 92843, 100334, 150501, 180778, 185686, 271167, 278529, 301002, 542334, 557058, 1206959, 1578331, 2413918, 3156662, 3620877, 4734993, 7241754, 9469986, 20518303, 41036606, 61554909, 123109818]

約数ペア:

[(1, 123109818), (2, 61554909), (3, 41036606), (6, 20518303), (13, 9469986), (17, 7241754), (26, 4734993), (34, 3620877), (39, 3156662), (51, 2413918), (78, 1578331), (102, 1206959), (221, 557058), (227, 542334), (409, 301002), (442, 278529), (454, 271167), (663, 185686), (681, 180778), (818, 150501), (1227, 100334), (1326, 92843), (1362, 90389), (2454, 50167), (2951, 41718), (3859, 31902), (5317, 23154), (5902, 20859), (6953, 17706), (7718, 15951), (8853, 13906), (10634, 11577)]