42262641

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{16831}}^1$

素因数の和:16874

約数の個数: 20

約数和(自身を含む): 65173504

約数和(自身を除く): 22910863

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 16831, 50493, 151479, 454437, 521761, 1363311, 1565283, 4695849, 14087547, 42262641]

約数ペア:

[(1, 42262641), (3, 14087547), (9, 4695849), (27, 1565283), (31, 1363311), (81, 521761), (93, 454437), (279, 151479), (837, 50493), (2511, 16831)]