51169881

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{143333}}^1$

素因数の和:143360

約数の個数: 16

約数和(自身を含む): 82560384

約数和(自身を除く): 31390503

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 143333, 429999, 1003331, 2436661, 3009993, 7309983, 17056627, 51169881]

約数ペア:

[(1, 51169881), (3, 17056627), (7, 7309983), (17, 3009993), (21, 2436661), (51, 1003331), (119, 429999), (357, 143333)]