664684826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{824671}}^1$

素因数の和:824717

約数の個数: 16

約数和(自身を含む): 1108359168

約数和(自身を除く): 443674342

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 824671, 1649342, 10720723, 21441446, 25564801, 51129602, 332342413, 664684826]

約数ペア:

[(1, 664684826), (2, 332342413), (13, 51129602), (26, 25564801), (31, 21441446), (62, 10720723), (403, 1649342), (806, 824671)]