1628758881

素因数分解:

$3^3\times {\mathrm{4451}}^1\times {\mathrm{13553}}^1$

素因数の和:18013

約数の個数: 16

約数和(自身を含む): 2413696320

約数和(自身を除く): 784937439

約数列:

[1, 3, 9, 27, 4451, 13353, 13553, 40059, 40659, 120177, 121977, 365931, 60324403, 180973209, 542919627, 1628758881]

約数ペア:

[(1, 1628758881), (3, 542919627), (9, 180973209), (27, 60324403), (4451, 365931), (13353, 121977), (13553, 120177), (40059, 40659)]