28442785

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6829}}^1$

素因数の和:6865

約数の個数: 24

約数和(自身を含む): 42045480

約数和(自身を除く): 13602695

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 6829, 34145, 47803, 116093, 239015, 334621, 580465, 812651, 1673105, 4063255, 5688557, 28442785]

約数ペア:

[(1, 28442785), (5, 5688557), (7, 4063255), (17, 1673105), (35, 812651), (49, 580465), (85, 334621), (119, 239015), (245, 116093), (595, 47803), (833, 34145), (4165, 6829)]