2393209

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^2$

素因数の和:74

約数の個数: 27

約数和(自身を含む): 3202317

約数和(自身を除く): 809108

約数列:

[1, 7, 13, 17, 49, 91, 119, 169, 221, 289, 637, 833, 1183, 1547, 2023, 2873, 3757, 8281, 10829, 14161, 20111, 26299, 48841, 140777, 184093, 341887, 2393209]

約数ペア:

[(1, 2393209), (7, 341887), (13, 184093), (17, 140777), (49, 48841), (91, 26299), (119, 20111), (169, 14161), (221, 10829), (289, 8281), (637, 3757), (833, 2873), (1183, 2023)]