255556656719

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{2131}}^1\times {\mathrm{1317839}}^1$

素因数の和:1319990

約数の個数: 16

約数和(自身を含む): 314679106560

約数和(自身を除く): 59122449841

約数列:

[1, 7, 13, 91, 2131, 14917, 27703, 193921, 1317839, 9224873, 17131907, 119923349, 2808314909, 19658204363, 36508093817, 255556656719]

約数ペア:

[(1, 255556656719), (7, 36508093817), (13, 19658204363), (91, 2808314909), (2131, 119923349), (14917, 17131907), (27703, 9224873), (193921, 1317839)]