4085145

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3947}}^1$

素因数の和:3981

約数の個数: 24

約数和(自身を含む): 7390656

約数和(自身を除く): 3305511

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 3947, 11841, 19735, 35523, 59205, 90781, 177615, 272343, 453905, 817029, 1361715, 4085145]

約数ペア:

[(1, 4085145), (3, 1361715), (5, 817029), (9, 453905), (15, 272343), (23, 177615), (45, 90781), (69, 59205), (115, 35523), (207, 19735), (345, 11841), (1035, 3947)]