66440905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{18637}}^1$

素因数の和:18696

約数の個数: 16

約数和(自身を含む): 85883904

約数和(自身を除く): 19442999

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 18637, 93185, 428651, 577747, 2143255, 2888735, 13288181, 66440905]

約数ペア:

[(1, 66440905), (5, 13288181), (23, 2888735), (31, 2143255), (115, 577747), (155, 428651), (713, 93185), (3565, 18637)]