15678216987

素因数分解:

$3^1\times {\mathrm{443}}^1\times {\mathrm{521}}^1\times {\mathrm{22643}}^1$

素因数の和:23610

約数の個数: 16

約数和(自身を含む): 20992618368

約数和(自身を除く): 5314401381

約数列:

[1, 3, 443, 521, 1329, 1563, 22643, 67929, 230803, 692409, 10030849, 11797003, 30092547, 35391009, 5226072329, 15678216987]

約数ペア:

[(1, 15678216987), (3, 5226072329), (443, 35391009), (521, 30092547), (1329, 11797003), (1563, 10030849), (22643, 692409), (67929, 230803)]