17994561

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{9817}}^1$

素因数の和:9880

約数の個数: 16

約数和(自身を含む): 26390784

約数和(自身を除く): 8396223

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 9817, 29451, 127621, 382863, 461399, 1384197, 5998187, 17994561]

約数ペア:

[(1, 17994561), (3, 5998187), (13, 1384197), (39, 461399), (47, 382863), (141, 127621), (611, 29451), (1833, 9817)]