54390975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31531}}^1$

素因数の和:31567

約数の個数: 24

約数和(自身を含む): 93839232

約数和(自身を除く): 39448257

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 31531, 94593, 157655, 472965, 725213, 788275, 2175639, 2364825, 3626065, 10878195, 18130325, 54390975]

約数ペア:

[(1, 54390975), (3, 18130325), (5, 10878195), (15, 3626065), (23, 2364825), (25, 2175639), (69, 788275), (75, 725213), (115, 472965), (345, 157655), (575, 94593), (1725, 31531)]