13390221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{659}}^1$

素因数の和:1196

約数の個数: 16

約数和(自身を含む): 19293120

約数和(自身を除く): 5902899

約数列:

[1, 3, 13, 39, 521, 659, 1563, 1977, 6773, 8567, 20319, 25701, 343339, 1030017, 4463407, 13390221]

約数ペア:

[(1, 13390221), (3, 4463407), (13, 1030017), (39, 343339), (521, 25701), (659, 20319), (1563, 8567), (1977, 6773)]