56931975

素因数分解:

$3^2\times 5^2\times {\mathrm{401}}^1\times {\mathrm{631}}^1$

素因数の和:1048

約数の個数: 36

約数和(自身を含む): 102387792

約数和(自身を除く): 45455817

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 401, 631, 1203, 1893, 2005, 3155, 3609, 5679, 6015, 9465, 10025, 15775, 18045, 28395, 30075, 47325, 90225, 141975, 253031, 759093, 1265155, 2277279, 3795465, 6325775, 11386395, 18977325, 56931975]

約数ペア:

[(1, 56931975), (3, 18977325), (5, 11386395), (9, 6325775), (15, 3795465), (25, 2277279), (45, 1265155), (75, 759093), (225, 253031), (401, 141975), (631, 90225), (1203, 47325), (1893, 30075), (2005, 28395), (3155, 18045), (3609, 15775), (5679, 10025), (6015, 9465)]