28156303

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2617}}^1$

素因数の和:2706

約数の個数: 16

約数和(自身を含む): 33929280

約数和(自身を除く): 5772977

約数列:

[1, 7, 29, 53, 203, 371, 1537, 2617, 10759, 18319, 75893, 138701, 531251, 970907, 4022329, 28156303]

約数ペア:

[(1, 28156303), (7, 4022329), (29, 970907), (53, 531251), (203, 138701), (371, 75893), (1537, 18319), (2617, 10759)]