78301389

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1\times {\mathrm{997}}^1$

素因数の和:1604

約数の個数: 16

約数和(自身を含む): 106921728

約数和(自身を除く): 28620339

約数列:

[1, 3, 47, 141, 557, 997, 1671, 2991, 26179, 46859, 78537, 140577, 555329, 1665987, 26100463, 78301389]

約数ペア:

[(1, 78301389), (3, 26100463), (47, 1665987), (141, 555329), (557, 140577), (997, 78537), (1671, 46859), (2991, 26179)]