129726404

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{2381}}^1$

素因数の和:2695

約数の個数: 24

約数和(自身を含む): 232302168

約数和(自身を除く): 102575764

約数列:

[1, 2, 4, 53, 106, 212, 257, 514, 1028, 2381, 4762, 9524, 13621, 27242, 54484, 126193, 252386, 504772, 611917, 1223834, 2447668, 32431601, 64863202, 129726404]

約数ペア:

[(1, 129726404), (2, 64863202), (4, 32431601), (53, 2447668), (106, 1223834), (212, 611917), (257, 504772), (514, 252386), (1028, 126193), (2381, 54484), (4762, 27242), (9524, 13621)]