128623722

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{208129}}^1$

素因数の和:208237

約数の個数: 16

約数和(自身を含む): 259746240

約数和(自身を除く): 131122518

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 208129, 416258, 624387, 1248774, 21437287, 42874574, 64311861, 128623722]

約数ペア:

[(1, 128623722), (2, 64311861), (3, 42874574), (6, 21437287), (103, 1248774), (206, 624387), (309, 416258), (618, 208129)]