129638889

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{2113}}^1$

素因数の和:2537

約数の個数: 24

約数和(自身を含む): 198859752

約数和(自身を除く): 69220863

約数列:

[1, 3, 9, 17, 51, 153, 401, 1203, 2113, 3609, 6339, 6817, 19017, 20451, 35921, 61353, 107763, 323289, 847313, 2541939, 7625817, 14404321, 43212963, 129638889]

約数ペア:

[(1, 129638889), (3, 43212963), (9, 14404321), (17, 7625817), (51, 2541939), (153, 847313), (401, 323289), (1203, 107763), (2113, 61353), (3609, 35921), (6339, 20451), (6817, 19017)]