78366821

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{27277}}^1$

素因数の和:27320

約数の個数: 12

約数和(自身を含む): 89853732

約数和(自身を除く): 11486911

約数列:

[1, 13, 17, 169, 221, 2873, 27277, 354601, 463709, 4609813, 6028217, 78366821]

約数ペア:

[(1, 78366821), (13, 6028217), (17, 4609813), (169, 463709), (221, 354601), (2873, 27277)]