138432879

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{62273}}^1$

素因数の和:62311

約数の個数: 24

約数和(自身を含む): 226677360

約数和(自身を除く): 88244481

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 62273, 186819, 560457, 809549, 1183187, 2428647, 3549561, 7285941, 10648683, 15381431, 46144293, 138432879]

約数ペア:

[(1, 138432879), (3, 46144293), (9, 15381431), (13, 10648683), (19, 7285941), (39, 3549561), (57, 2428647), (117, 1183187), (171, 809549), (247, 560457), (741, 186819), (2223, 62273)]