42168005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{7591}}^1$

素因数の和:7708

約数の個数: 16

約数和(自身を含む): 55755648

約数和(自身を除く): 13587643

約数列:

[1, 5, 11, 55, 101, 505, 1111, 5555, 7591, 37955, 83501, 417505, 766691, 3833455, 8433601, 42168005]

約数ペア:

[(1, 42168005), (5, 8433601), (11, 3833455), (55, 766691), (101, 417505), (505, 83501), (1111, 37955), (5555, 7591)]