218759528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{72533}}^1$

素因数の和:72581

約数の個数: 32

約数和(自身を含む): 456964200

約数和(自身を除く): 238204672

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 72533, 145066, 290132, 580264, 942929, 1885858, 2103457, 3771716, 4206914, 7543432, 8413828, 16827656, 27344941, 54689882, 109379764, 218759528]

約数ペア:

[(1, 218759528), (2, 109379764), (4, 54689882), (8, 27344941), (13, 16827656), (26, 8413828), (29, 7543432), (52, 4206914), (58, 3771716), (104, 2103457), (116, 1885858), (232, 942929), (377, 580264), (754, 290132), (1508, 145066), (3016, 72533)]