138820604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{86117}}^1$

素因数の和:86165

約数の個数: 24

約数和(自身を含む): 270066048

約数和(自身を除く): 131245444

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 86117, 172234, 344468, 1119521, 2239042, 2669627, 4478084, 5339254, 10678508, 34705151, 69410302, 138820604]

約数ペア:

[(1, 138820604), (2, 69410302), (4, 34705151), (13, 10678508), (26, 5339254), (31, 4478084), (52, 2669627), (62, 2239042), (124, 1119521), (403, 344468), (806, 172234), (1612, 86117)]