81708854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{3253}}^1$

素因数の和:3935

約数の個数: 16

約数和(自身を含む): 129248880

約数和(自身を除く): 47540026

約数列:

[1, 2, 19, 38, 661, 1322, 3253, 6506, 12559, 25118, 61807, 123614, 2150233, 4300466, 40854427, 81708854]

約数ペア:

[(1, 81708854), (2, 40854427), (19, 4300466), (38, 2150233), (661, 123614), (1322, 61807), (3253, 25118), (6506, 12559)]