2199202257

素因数分解:

$3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{213287}}^1$

素因数の和:213788

約数の個数: 16

約数和(自身を含む): 3358006272

約数和(自身を除く): 1158804015

約数列:

[1, 3, 7, 21, 491, 1473, 3437, 10311, 213287, 639861, 1493009, 4479027, 104723917, 314171751, 733067419, 2199202257]

約数ペア:

[(1, 2199202257), (3, 733067419), (7, 314171751), (21, 104723917), (491, 4479027), (1473, 1493009), (3437, 639861), (10311, 213287)]