77131999

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5827}}^1$

素因数の和:5926

約数の個数: 16

約数和(自身を含む): 92502016

約数和(自身を除く): 15370017

約数列:

[1, 7, 31, 61, 217, 427, 1891, 5827, 13237, 40789, 180637, 355447, 1264459, 2488129, 11018857, 77131999]

約数ペア:

[(1, 77131999), (7, 11018857), (31, 2488129), (61, 1264459), (217, 355447), (427, 180637), (1891, 40789), (5827, 13237)]