38966495

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 47809440

約数和(自身を除く): 8842945

約数列:

[1, 5, 61, 251, 305, 509, 1255, 2545, 15311, 31049, 76555, 127759, 155245, 638795, 7793299, 38966495]

約数ペア:

[(1, 38966495), (5, 7793299), (61, 638795), (251, 155245), (305, 127759), (509, 76555), (1255, 31049), (2545, 15311)]