2631213

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 4196192

約数和(自身を除く): 1564979

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 523, 559, 1569, 1677, 4707, 5031, 6799, 20397, 22489, 61191, 67467, 202401, 292357, 877071, 2631213]

約数ペア:

[(1, 2631213), (3, 877071), (9, 292357), (13, 202401), (39, 67467), (43, 61191), (117, 22489), (129, 20397), (387, 6799), (523, 5031), (559, 4707), (1569, 1677)]