28691391

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{4877}}^1$

素因数の和:4970

約数の個数: 16

約数和(自身を含む): 40038624

約数和(自身を除く): 11347233

約数列:

[1, 3, 37, 53, 111, 159, 1961, 4877, 5883, 14631, 180449, 258481, 541347, 775443, 9563797, 28691391]

約数ペア:

[(1, 28691391), (3, 9563797), (37, 775443), (53, 541347), (111, 258481), (159, 180449), (1961, 14631), (4877, 5883)]