39804921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{653}}^1$

素因数の和:1193

約数の個数: 24

約数和(自身を含む): 62132616

約数和(自身を除く): 22327695

約数列:

[1, 3, 9, 13, 39, 117, 521, 653, 1563, 1959, 4689, 5877, 6773, 8489, 20319, 25467, 60957, 76401, 340213, 1020639, 3061917, 4422769, 13268307, 39804921]

約数ペア:

[(1, 39804921), (3, 13268307), (9, 4422769), (13, 3061917), (39, 1020639), (117, 340213), (521, 76401), (653, 60957), (1563, 25467), (1959, 20319), (4689, 8489), (5877, 6773)]