81519521

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 87913728

約数和(自身を除く): 6394207

約数列:

[1, 23, 41, 137, 631, 943, 3151, 5617, 14513, 25871, 86447, 129191, 595033, 1988281, 3544327, 81519521]

約数ペア:

[(1, 81519521), (23, 3544327), (41, 1988281), (137, 595033), (631, 129191), (943, 86447), (3151, 25871), (5617, 14513)]