389623516

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{1063}}^1\times {\mathrm{2131}}^1$

素因数の和:3241

約数の個数: 24

約数和(自身を含む): 698681984

約数和(自身を除く): 309058468

約数列:

[1, 2, 4, 43, 86, 172, 1063, 2126, 2131, 4252, 4262, 8524, 45709, 91418, 91633, 182836, 183266, 366532, 2265253, 4530506, 9061012, 97405879, 194811758, 389623516]

約数ペア:

[(1, 389623516), (2, 194811758), (4, 97405879), (43, 9061012), (86, 4530506), (172, 2265253), (1063, 366532), (2126, 183266), (2131, 182836), (4252, 91633), (4262, 91418), (8524, 45709)]