1559155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1$

素因数の和:135

約数の個数: 24

約数和(自身を含む): 2166192

約数和(自身を除く): 607037

約数列:

[1, 5, 13, 17, 65, 83, 85, 221, 289, 415, 1079, 1105, 1411, 1445, 3757, 5395, 7055, 18343, 18785, 23987, 91715, 119935, 311831, 1559155]

約数ペア:

[(1, 1559155), (5, 311831), (13, 119935), (17, 91715), (65, 23987), (83, 18785), (85, 18343), (221, 7055), (289, 5395), (415, 3757), (1079, 1445), (1105, 1411)]