318336561

素因数分解:

$3^5\times {\mathrm{409}}^1\times {\mathrm{3203}}^1$

素因数の和:3627

約数の個数: 24

約数和(自身を含む): 478164960

約数和(自身を除く): 159828399

約数列:

[1, 3, 9, 27, 81, 243, 409, 1227, 3203, 3681, 9609, 11043, 28827, 33129, 86481, 99387, 259443, 778329, 1310027, 3930081, 11790243, 35370729, 106112187, 318336561]

約数ペア:

[(1, 318336561), (3, 106112187), (9, 35370729), (27, 11790243), (81, 3930081), (243, 1310027), (409, 778329), (1227, 259443), (3203, 99387), (3681, 86481), (9609, 33129), (11043, 28827)]