204567993

素因数分解:

$3^2\times 7^2\times {\mathrm{463873}}^1$

素因数の和:463893

約数の個数: 18

約数和(自身を含む): 343730634

約数和(自身を除く): 139162641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 463873, 1391619, 3247111, 4174857, 9741333, 22729777, 29223999, 68189331, 204567993]

約数ペア:

[(1, 204567993), (3, 68189331), (7, 29223999), (9, 22729777), (21, 9741333), (49, 4174857), (63, 3247111), (147, 1391619), (441, 463873)]