221287016

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{467}}^1\times {\mathrm{971}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 423053280

約数和(自身を除く): 201766264

約数列:

[1, 2, 4, 8, 61, 122, 244, 467, 488, 934, 971, 1868, 1942, 3736, 3884, 7768, 28487, 56974, 59231, 113948, 118462, 227896, 236924, 453457, 473848, 906914, 1813828, 3627656, 27660877, 55321754, 110643508, 221287016]

約数ペア:

[(1, 221287016), (2, 110643508), (4, 55321754), (8, 27660877), (61, 3627656), (122, 1813828), (244, 906914), (467, 473848), (488, 453457), (934, 236924), (971, 227896), (1868, 118462), (1942, 113948), (3736, 59231), (3884, 56974), (7768, 28487)]