13928103

素因数分解:

$3^2\times 7^2\times {\mathrm{31583}}^1$

素因数の和:31603

約数の個数: 18

約数和(自身を含む): 23403744

約数和(自身を除く): 9475641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 31583, 94749, 221081, 284247, 663243, 1547567, 1989729, 4642701, 13928103]

約数ペア:

[(1, 13928103), (3, 4642701), (7, 1989729), (9, 1547567), (21, 663243), (49, 284247), (63, 221081), (147, 94749), (441, 31583)]