149791010

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{70991}}^1$

素因数の和:71209

約数の個数: 16

約数和(自身を含む): 270905472

約数和(自身を除く): 121114462

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 70991, 141982, 354955, 709910, 14979101, 29958202, 74895505, 149791010]

約数ペア:

[(1, 149791010), (2, 74895505), (5, 29958202), (10, 14979101), (211, 709910), (422, 354955), (1055, 141982), (2110, 70991)]