27981759

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1657}}^1$

素因数の和:2106

約数の個数: 16

約数和(自身を含む): 40296032

約数和(自身を除く): 12314273

約数列:

[1, 3, 13, 39, 433, 1299, 1657, 4971, 5629, 16887, 21541, 64623, 717481, 2152443, 9327253, 27981759]

約数ペア:

[(1, 27981759), (3, 9327253), (13, 2152443), (39, 717481), (433, 64623), (1299, 21541), (1657, 16887), (4971, 5629)]