4250421

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 7377920

約数和(自身を除く): 3127499

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 523, 903, 1161, 1569, 2709, 3661, 4707, 8127, 10983, 14121, 22489, 32949, 67467, 98847, 157423, 202401, 472269, 607203, 1416807, 4250421]

約数ペア:

[(1, 4250421), (3, 1416807), (7, 607203), (9, 472269), (21, 202401), (27, 157423), (43, 98847), (63, 67467), (129, 32949), (189, 22489), (301, 14121), (387, 10983), (523, 8127), (903, 4707), (1161, 3661), (1569, 2709)]