28354315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{613}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 38505168

約数和(自身を除く): 10150853

約数列:

[1, 5, 11, 29, 55, 145, 319, 613, 841, 1595, 3065, 4205, 6743, 9251, 17777, 33715, 46255, 88885, 195547, 515533, 977735, 2577665, 5670863, 28354315]

約数ペア:

[(1, 28354315), (5, 5670863), (11, 2577665), (29, 977735), (55, 515533), (145, 195547), (319, 88885), (613, 46255), (841, 33715), (1595, 17777), (3065, 9251), (4205, 6743)]