12561291

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{3347}}^1$

素因数の和:3495

約数の個数: 16

約数和(自身を含む): 18748800

約数和(自身を除く): 6187509

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3347, 3753, 10041, 30123, 90369, 465233, 1395699, 4187097, 12561291]

約数ペア:

[(1, 12561291), (3, 4187097), (9, 1395699), (27, 465233), (139, 90369), (417, 30123), (1251, 10041), (3347, 3753)]