12807821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 14560560

約数和(自身を除く): 1752739

約数列:

[1, 13, 29, 53, 377, 641, 689, 1537, 8333, 18589, 19981, 33973, 241657, 441649, 985217, 12807821]

約数ペア:

[(1, 12807821), (13, 985217), (29, 441649), (53, 241657), (377, 33973), (641, 19981), (689, 18589), (1537, 8333)]