51380889

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{30971}}^1$

素因数の和:31060

約数の個数: 16

約数和(自身を含む): 79288320

約数和(自身を除く): 27907431

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 30971, 92913, 216797, 650391, 2446709, 7340127, 17126963, 51380889]

約数ペア:

[(1, 51380889), (3, 17126963), (7, 7340127), (21, 2446709), (79, 650391), (237, 216797), (553, 92913), (1659, 30971)]