90278721

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45389}}^1$

素因数の和:45425

約数の個数: 24

約数和(自身を含む): 148697640

約数和(自身を除く): 58418919

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 45389, 136167, 408501, 590057, 771613, 1770171, 2314839, 5310513, 6944517, 10030969, 30092907, 90278721]

約数ペア:

[(1, 90278721), (3, 30092907), (9, 10030969), (13, 6944517), (17, 5310513), (39, 2314839), (51, 1770171), (117, 771613), (153, 590057), (221, 408501), (663, 136167), (1989, 45389)]