71666399

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3571}}^1$

素因数の和:3686

約数の個数: 16

約数和(自身を含む): 85042176

約数和(自身を除く): 13375777

約数列:

[1, 7, 47, 61, 329, 427, 2867, 3571, 20069, 24997, 167837, 217831, 1174859, 1524817, 10238057, 71666399]

約数ペア:

[(1, 71666399), (7, 10238057), (47, 1524817), (61, 1174859), (329, 217831), (427, 167837), (2867, 24997), (3571, 20069)]