18428432883

素因数分解:

$3^1\times 7^2\times {\mathrm{125363489}}^1$

素因数の和:125363506

約数の個数: 12

約数和(自身を含む): 28582875720

約数和(自身を除く): 10154442837

約数列:

[1, 3, 7, 21, 49, 147, 125363489, 376090467, 877544423, 2632633269, 6142810961, 18428432883]

約数ペア:

[(1, 18428432883), (3, 6142810961), (7, 2632633269), (21, 877544423), (49, 376090467), (147, 125363489)]