128880577

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{1117}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 150688512

約数和(自身を除く): 21807935

約数列:

[1, 7, 53, 311, 371, 1117, 2177, 7819, 16483, 59201, 115381, 347387, 414407, 2431709, 18411511, 128880577]

約数ペア:

[(1, 128880577), (7, 18411511), (53, 2431709), (311, 414407), (371, 347387), (1117, 115381), (2177, 59201), (7819, 16483)]