1991569489

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{32327}}^1$

素因数の和:33024

約数の個数: 16

約数和(自身を含む): 2454859008

約数和(自身を除く): 463289519

約数列:

[1, 7, 13, 91, 677, 4739, 8801, 32327, 61607, 226289, 420251, 2941757, 21885379, 153197653, 284509927, 1991569489]

約数ペア:

[(1, 1991569489), (7, 284509927), (13, 153197653), (91, 21885379), (677, 2941757), (4739, 420251), (8801, 226289), (32327, 61607)]