15671961

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{1187}}^1$

素因数の和:1362

約数の個数: 20

約数和(自身を含む): 23574672

約数和(自身を除く): 7902711

約数列:

[1, 3, 9, 27, 81, 163, 489, 1187, 1467, 3561, 4401, 10683, 13203, 32049, 96147, 193481, 580443, 1741329, 5223987, 15671961]

約数ペア:

[(1, 15671961), (3, 5223987), (9, 1741329), (27, 580443), (81, 193481), (163, 96147), (489, 32049), (1187, 13203), (1467, 10683), (3561, 4401)]