18210285

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3137}}^1$

素因数の和:3194

約数の個数: 32

約数和(自身を含む): 33137280

約数和(自身を除く): 14926995

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 3137, 5805, 9411, 15685, 28233, 47055, 84699, 134891, 141165, 404673, 423495, 674455, 1214019, 2023365, 3642057, 6070095, 18210285]

約数ペア:

[(1, 18210285), (3, 6070095), (5, 3642057), (9, 2023365), (15, 1214019), (27, 674455), (43, 423495), (45, 404673), (129, 141165), (135, 134891), (215, 84699), (387, 47055), (645, 28233), (1161, 15685), (1935, 9411), (3137, 5805)]