66891128

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{25261}}^1$

素因数の和:25598

約数の個数: 16

約数和(自身を含む): 125804760

約数和(自身を除く): 58913632

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 25261, 50522, 101044, 202088, 8361391, 16722782, 33445564, 66891128]

約数ペア:

[(1, 66891128), (2, 33445564), (4, 16722782), (8, 8361391), (331, 202088), (662, 101044), (1324, 50522), (2648, 25261)]