7388253

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{1721}}^1$

素因数の和:1786

約数の個数: 20

約数和(自身を含む): 11251548

約数和(自身を除く): 3863295

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 1721, 4293, 5163, 15489, 46467, 91213, 139401, 273639, 820917, 2462751, 7388253]

約数ペア:

[(1, 7388253), (3, 2462751), (9, 820917), (27, 273639), (53, 139401), (81, 91213), (159, 46467), (477, 15489), (1431, 5163), (1721, 4293)]