51887238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{665221}}^1$

素因数の和:665239

約数の個数: 16

約数和(自身を含む): 111757296

約数和(自身を除く): 59870058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 665221, 1330442, 1995663, 3991326, 8647873, 17295746, 25943619, 51887238]

約数ペア:

[(1, 51887238), (2, 25943619), (3, 17295746), (6, 8647873), (13, 3991326), (26, 1995663), (39, 1330442), (78, 665221)]