3891285

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2065

約数の個数: 24

約数和(自身を含む): 6905184

約数和(自身を除く): 3013899

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 2011, 6033, 10055, 18099, 30165, 86473, 90495, 259419, 432365, 778257, 1297095, 3891285]

約数ペア:

[(1, 3891285), (3, 1297095), (5, 778257), (9, 432365), (15, 259419), (43, 90495), (45, 86473), (129, 30165), (215, 18099), (387, 10055), (645, 6033), (1935, 2011)]