561256132

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{6911}}^1$

素因数の和:7251

約数の個数: 24

約数和(自身を含む): 998645760

約数和(自身を除く): 437389628

約数列:

[1, 2, 4, 79, 158, 257, 316, 514, 1028, 6911, 13822, 20303, 27644, 40606, 81212, 545969, 1091938, 1776127, 2183876, 3552254, 7104508, 140314033, 280628066, 561256132]

約数ペア:

[(1, 561256132), (2, 280628066), (4, 140314033), (79, 7104508), (158, 3552254), (257, 2183876), (316, 1776127), (514, 1091938), (1028, 545969), (6911, 81212), (13822, 40606), (20303, 27644)]