840385336

素因数分解:

$2^3\times 7^1\times {\mathrm{15006881}}^1$

素因数の和:15006894

約数の個数: 16

約数和(自身を含む): 1800825840

約数和(自身を除く): 960440504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 15006881, 30013762, 60027524, 105048167, 120055048, 210096334, 420192668, 840385336]

約数ペア:

[(1, 840385336), (2, 420192668), (4, 210096334), (7, 120055048), (8, 105048167), (14, 60027524), (28, 30013762), (56, 15006881)]