12213261

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{1151}}^1$

素因数の和:1294

約数の個数: 20

約数和(自身を含む): 18399744

約数和(自身を除く): 6186483

約数列:

[1, 3, 9, 27, 81, 131, 393, 1151, 1179, 3453, 3537, 10359, 10611, 31077, 93231, 150781, 452343, 1357029, 4071087, 12213261]

約数ペア:

[(1, 12213261), (3, 4071087), (9, 1357029), (27, 452343), (81, 150781), (131, 93231), (393, 31077), (1151, 10611), (1179, 10359), (3453, 3537)]