201491396

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{1559}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 358176000

約数和(自身を除く): 156684604

約数列:

[1, 2, 4, 79, 158, 316, 409, 818, 1559, 1636, 3118, 6236, 32311, 64622, 123161, 129244, 246322, 492644, 637631, 1275262, 2550524, 50372849, 100745698, 201491396]

約数ペア:

[(1, 201491396), (2, 100745698), (4, 50372849), (79, 2550524), (158, 1275262), (316, 637631), (409, 492644), (818, 246322), (1559, 129244), (1636, 123161), (3118, 64622), (6236, 32311)]