68905467

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{503}}^1$

素因数の和:1031

約数の個数: 24

約数和(自身を含む): 103154688

約数和(自身を除く): 34249221

約数列:

[1, 3, 9, 31, 93, 279, 491, 503, 1473, 1509, 4419, 4527, 15221, 15593, 45663, 46779, 136989, 140337, 246973, 740919, 2222757, 7656163, 22968489, 68905467]

約数ペア:

[(1, 68905467), (3, 22968489), (9, 7656163), (31, 2222757), (93, 740919), (279, 246973), (491, 140337), (503, 136989), (1473, 46779), (1509, 45663), (4419, 15593), (4527, 15221)]