6643205

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1036

約数の個数: 16

約数和(自身を含む): 8463744

約数和(自身を除く): 1820539

約数列:

[1, 5, 23, 61, 115, 305, 947, 1403, 4735, 7015, 21781, 57767, 108905, 288835, 1328641, 6643205]

約数ペア:

[(1, 6643205), (5, 1328641), (23, 288835), (61, 108905), (115, 57767), (305, 21781), (947, 7015), (1403, 4735)]