256318362287

素因数分解:

${\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1\times {\mathrm{431}}^1\times {\mathrm{1471}}^1$

素因数の和:2279

約数の個数: 32

約数和(自身を含む): 280113168384

約数和(自身を除く): 23794806097

約数列:

[1, 13, 137, 227, 431, 1471, 1781, 2951, 5603, 19123, 31099, 59047, 97837, 201527, 333917, 404287, 634001, 767611, 1271881, 2619851, 4340921, 8242013, 13403669, 45746629, 86858137, 143918227, 174247697, 594706177, 1129155781, 1870936951, 19716797099, 256318362287]

約数ペア:

[(1, 256318362287), (13, 19716797099), (137, 1870936951), (227, 1129155781), (431, 594706177), (1471, 174247697), (1781, 143918227), (2951, 86858137), (5603, 45746629), (19123, 13403669), (31099, 8242013), (59047, 4340921), (97837, 2619851), (201527, 1271881), (333917, 767611), (404287, 634001)]