30311876

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17747}}^1$

素因数の和:17819

約数の個数: 24

約数和(自身を含む): 61621056

約数和(自身を除く): 31309180

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 17747, 35494, 70988, 124229, 248458, 496916, 1082567, 2165134, 4330268, 7577969, 15155938, 30311876]

約数ペア:

[(1, 30311876), (2, 15155938), (4, 7577969), (7, 4330268), (14, 2165134), (28, 1082567), (61, 496916), (122, 248458), (244, 124229), (427, 70988), (854, 35494), (1708, 17747)]