28254289

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{5791}}^1$

素因数の和:5856

約数の個数: 16

約数和(自身を含む): 35030016

約数和(自身を除く): 6775727

約数列:

[1, 7, 17, 41, 119, 287, 697, 4879, 5791, 40537, 98447, 237431, 689129, 1662017, 4036327, 28254289]

約数ペア:

[(1, 28254289), (7, 4036327), (17, 1662017), (41, 689129), (119, 237431), (287, 98447), (697, 40537), (4879, 5791)]