78941278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{11287}}^1$

素因数の和:11571

約数の個数: 16

約数和(自身を含む): 128005920

約数和(自身を除く): 49064642

約数列:

[1, 2, 13, 26, 269, 538, 3497, 6994, 11287, 22574, 146731, 293462, 3036203, 6072406, 39470639, 78941278]

約数ペア:

[(1, 78941278), (2, 39470639), (13, 6072406), (26, 3036203), (269, 293462), (538, 146731), (3497, 22574), (6994, 11287)]