2187825

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{941}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 3737856

約数和(自身を除く): 1550031

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 941, 2325, 2823, 4705, 14115, 23525, 29171, 70575, 87513, 145855, 437565, 729275, 2187825]

約数ペア:

[(1, 2187825), (3, 729275), (5, 437565), (15, 145855), (25, 87513), (31, 70575), (75, 29171), (93, 23525), (155, 14115), (465, 4705), (775, 2823), (941, 2325)]