289311813

素因数分解:

$3^2\times 7^1\times {\mathrm{701}}^1\times {\mathrm{6551}}^1$

素因数の和:7265

約数の個数: 24

約数和(自身を含む): 478348416

約数和(自身を除く): 189036603

約数列:

[1, 3, 7, 9, 21, 63, 701, 2103, 4907, 6309, 6551, 14721, 19653, 44163, 45857, 58959, 137571, 412713, 4592251, 13776753, 32145757, 41330259, 96437271, 289311813]

約数ペア:

[(1, 289311813), (3, 96437271), (7, 41330259), (9, 32145757), (21, 13776753), (63, 4592251), (701, 412713), (2103, 137571), (4907, 58959), (6309, 45857), (6551, 44163), (14721, 19653)]