77886981

素因数分解:

$3^3\times {\mathrm{557}}^1\times {\mathrm{5179}}^1$

素因数の和:5745

約数の個数: 16

約数和(自身を含む): 115617600

約数和(自身を除く): 37730619

約数列:

[1, 3, 9, 27, 557, 1671, 5013, 5179, 15039, 15537, 46611, 139833, 2884703, 8654109, 25962327, 77886981]

約数ペア:

[(1, 77886981), (3, 25962327), (9, 8654109), (27, 2884703), (557, 139833), (1671, 46611), (5013, 15537), (5179, 15039)]