123857721

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2113}}^1$

素因数の和:2302

約数の個数: 32

約数和(自身を含む): 198885120

約数和(自身を除く): 75027399

約数列:

[1, 3, 9, 13, 27, 39, 117, 167, 351, 501, 1503, 2113, 2171, 4509, 6339, 6513, 19017, 19539, 27469, 57051, 58617, 82407, 247221, 352871, 741663, 1058613, 3175839, 4587323, 9527517, 13761969, 41285907, 123857721]

約数ペア:

[(1, 123857721), (3, 41285907), (9, 13761969), (13, 9527517), (27, 4587323), (39, 3175839), (117, 1058613), (167, 741663), (351, 352871), (501, 247221), (1503, 82407), (2113, 58617), (2171, 57051), (4509, 27469), (6339, 19539), (6513, 19017)]