69969991

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{109843}}^1$

素因数の和:109870

約数の個数: 12

約数和(自身を含む): 87655512

約数和(自身を除く): 17685521

約数列:

[1, 7, 13, 49, 91, 637, 109843, 768901, 1427959, 5382307, 9995713, 69969991]

約数ペア:

[(1, 69969991), (7, 9995713), (13, 5382307), (49, 1427959), (91, 768901), (637, 109843)]