39620511

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20287}}^1$

素因数の和:20331

約数の個数: 24

約数和(自身を含む): 67518464

約数和(自身を除く): 27897953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 20287, 60861, 142009, 182583, 426027, 628897, 1278081, 1886691, 4402279, 5660073, 13206837, 39620511]

約数ペア:

[(1, 39620511), (3, 13206837), (7, 5660073), (9, 4402279), (21, 1886691), (31, 1278081), (63, 628897), (93, 426027), (217, 182583), (279, 142009), (651, 60861), (1953, 20287)]