79666321

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1997}}^1$

素因数の和:2184

約数の個数: 16

約数和(自身を含む): 93985920

約数和(自身を除く): 14319599

約数列:

[1, 7, 41, 139, 287, 973, 1997, 5699, 13979, 39893, 81877, 277583, 573139, 1943081, 11380903, 79666321]

約数ペア:

[(1, 79666321), (7, 11380903), (41, 1943081), (139, 573139), (287, 277583), (973, 81877), (1997, 39893), (5699, 13979)]