313639533

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{25643}}^1$

素因数の和:25806

約数の個数: 20

約数和(自身を含む): 471644448

約数和(自身を除く): 158004915

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 25643, 76929, 230787, 692361, 2077083, 3872093, 11616279, 34848837, 104546511, 313639533]

約数ペア:

[(1, 313639533), (3, 104546511), (9, 34848837), (27, 11616279), (81, 3872093), (151, 2077083), (453, 692361), (1359, 230787), (4077, 76929), (12231, 25643)]