12423999

素因数分解:

$3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 19407360

約数和(自身を除く): 6983361

約数列:

[1, 3, 7, 21, 49, 147, 223, 379, 669, 1137, 1561, 2653, 4683, 7959, 10927, 18571, 32781, 55713, 84517, 253551, 591619, 1774857, 4141333, 12423999]

約数ペア:

[(1, 12423999), (3, 4141333), (7, 1774857), (21, 591619), (49, 253551), (147, 84517), (223, 55713), (379, 32781), (669, 18571), (1137, 10927), (1561, 7959), (2653, 4683)]