401908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 776160

約数和(自身を除く): 374252

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 131, 236, 262, 524, 767, 1534, 1703, 3068, 3406, 6812, 7729, 15458, 30916, 100477, 200954, 401908]

約数ペア:

[(1, 401908), (2, 200954), (4, 100477), (13, 30916), (26, 15458), (52, 7729), (59, 6812), (118, 3406), (131, 3068), (236, 1703), (262, 1534), (524, 767)]