128259084

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{628721}}^1$

素因数の和:628745

約数の個数: 24

約数和(自身を含む): 316875888

約数和(自身を除く): 188616804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 628721, 1257442, 1886163, 2514884, 3772326, 7544652, 10688257, 21376514, 32064771, 42753028, 64129542, 128259084]

約数ペア:

[(1, 128259084), (2, 64129542), (3, 42753028), (4, 32064771), (6, 21376514), (12, 10688257), (17, 7544652), (34, 3772326), (51, 2514884), (68, 1886163), (102, 1257442), (204, 628721)]