4080383991

素因数分解:

$3^4\times {\mathrm{389}}^1\times {\mathrm{129499}}^1$

素因数の和:129900

約数の個数: 20

約数和(自身を含む): 6111105000

約数和(自身を除く): 2030721009

約数列:

[1, 3, 9, 27, 81, 389, 1167, 3501, 10503, 31509, 129499, 388497, 1165491, 3496473, 10489419, 50375111, 151125333, 453375999, 1360127997, 4080383991]

約数ペア:

[(1, 4080383991), (3, 1360127997), (9, 453375999), (27, 151125333), (81, 50375111), (389, 10489419), (1167, 3496473), (3501, 1165491), (10503, 388497), (31509, 129499)]