310020828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1987313}}^1$

素因数の和:1987333

約数の個数: 24

約数和(自身を含む): 779027088

約数和(自身を除く): 469006260

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1987313, 3974626, 5961939, 7949252, 11923878, 23847756, 25835069, 51670138, 77505207, 103340276, 155010414, 310020828]

約数ペア:

[(1, 310020828), (2, 155010414), (3, 103340276), (4, 77505207), (6, 51670138), (12, 25835069), (13, 23847756), (26, 11923878), (39, 7949252), (52, 5961939), (78, 3974626), (156, 1987313)]