261382462

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1601}}^1$

素因数の和:1836

約数の個数: 32

約数和(自身を含む): 440844768

約数和(自身を除く): 179462306

約数列:

[1, 2, 11, 22, 41, 82, 181, 362, 451, 902, 1601, 1991, 3202, 3982, 7421, 14842, 17611, 35222, 65641, 81631, 131282, 163262, 289781, 579562, 722051, 1444102, 3187591, 6375182, 11881021, 23762042, 130691231, 261382462]

約数ペア:

[(1, 261382462), (2, 130691231), (11, 23762042), (22, 11881021), (41, 6375182), (82, 3187591), (181, 1444102), (362, 722051), (451, 579562), (902, 289781), (1601, 163262), (1991, 131282), (3202, 81631), (3982, 65641), (7421, 35222), (14842, 17611)]