42713643

素因数分解:

$3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{1303}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 66597888

約数和(自身を除く): 23884245

約数列:

[1, 3, 7, 21, 49, 147, 223, 669, 1303, 1561, 3909, 4683, 9121, 10927, 27363, 32781, 63847, 191541, 290569, 871707, 2033983, 6101949, 14237881, 42713643]

約数ペア:

[(1, 42713643), (3, 14237881), (7, 6101949), (21, 2033983), (49, 871707), (147, 290569), (223, 191541), (669, 63847), (1303, 32781), (1561, 27363), (3909, 10927), (4683, 9121)]