261799304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{22277}}^1$

素因数の和:22409

約数の個数: 32

約数和(自身を含む): 533335320

約数和(自身を除く): 271536016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 113, 226, 452, 904, 1469, 2938, 5876, 11752, 22277, 44554, 89108, 178216, 289601, 579202, 1158404, 2316808, 2517301, 5034602, 10069204, 20138408, 32724913, 65449826, 130899652, 261799304]

約数ペア:

[(1, 261799304), (2, 130899652), (4, 65449826), (8, 32724913), (13, 20138408), (26, 10069204), (52, 5034602), (104, 2517301), (113, 2316808), (226, 1158404), (452, 579202), (904, 289601), (1469, 178216), (2938, 89108), (5876, 44554), (11752, 22277)]