18127275

素因数分解:

$3^1\times 5^2\times {\mathrm{263}}^1\times {\mathrm{919}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 30117120

約数和(自身を除く): 11989845

約数列:

[1, 3, 5, 15, 25, 75, 263, 789, 919, 1315, 2757, 3945, 4595, 6575, 13785, 19725, 22975, 68925, 241697, 725091, 1208485, 3625455, 6042425, 18127275]

約数ペア:

[(1, 18127275), (3, 6042425), (5, 3625455), (15, 1208485), (25, 725091), (75, 241697), (263, 68925), (789, 22975), (919, 19725), (1315, 13785), (2757, 6575), (3945, 4595)]