159978091

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{251143}}^1$

素因数の和:251170

約数の個数: 12

約数和(自身を含む): 200412912

約数和(自身を除く): 40434821

約数列:

[1, 7, 13, 49, 91, 637, 251143, 1758001, 3264859, 12306007, 22854013, 159978091]

約数ペア:

[(1, 159978091), (7, 22854013), (13, 12306007), (49, 3264859), (91, 1758001), (637, 251143)]