151008905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 193966080

約数和(自身を除く): 42957175

約数列:

[1, 5, 31, 43, 139, 155, 163, 215, 695, 815, 1333, 4309, 5053, 5977, 6665, 7009, 21545, 22657, 25265, 29885, 35045, 113285, 185287, 217279, 702367, 926435, 974251, 1086395, 3511835, 4871255, 30201781, 151008905]

約数ペア:

[(1, 151008905), (5, 30201781), (31, 4871255), (43, 3511835), (139, 1086395), (155, 974251), (163, 926435), (215, 702367), (695, 217279), (815, 185287), (1333, 113285), (4309, 35045), (5053, 29885), (5977, 25265), (6665, 22657), (7009, 21545)]