87904683

素因数分解:

$3^4\times {\mathrm{521}}^1\times {\mathrm{2083}}^1$

素因数の和:2616

約数の個数: 20

約数和(自身を含む): 131629608

約数和(自身を除く): 43724925

約数列:

[1, 3, 9, 27, 81, 521, 1563, 2083, 4689, 6249, 14067, 18747, 42201, 56241, 168723, 1085243, 3255729, 9767187, 29301561, 87904683]

約数ペア:

[(1, 87904683), (3, 29301561), (9, 9767187), (27, 3255729), (81, 1085243), (521, 168723), (1563, 56241), (2083, 42201), (4689, 18747), (6249, 14067)]