645827

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:218

約数の個数: 16

約数和(自身を含む): 817152

約数和(自身を除く): 171325

約数列:

[1, 7, 13, 47, 91, 151, 329, 611, 1057, 1963, 4277, 7097, 13741, 49679, 92261, 645827]

約数ペア:

[(1, 645827), (7, 92261), (13, 49679), (47, 13741), (91, 7097), (151, 4277), (329, 1963), (611, 1057)]