129872888

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{523681}}^1$

素因数の和:523718

約数の個数: 16

約数和(自身を含む): 251367360

約数和(自身を除く): 121494472

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 523681, 1047362, 2094724, 4189448, 16234111, 32468222, 64936444, 129872888]

約数ペア:

[(1, 129872888), (2, 64936444), (4, 32468222), (8, 16234111), (31, 4189448), (62, 2094724), (124, 1047362), (248, 523681)]