26171997

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 35804160

約数和(自身を除く): 9632163

約数列:

[1, 3, 47, 141, 419, 443, 1257, 1329, 19693, 20821, 59079, 62463, 185617, 556851, 8723999, 26171997]

約数ペア:

[(1, 26171997), (3, 8723999), (47, 556851), (141, 185617), (419, 62463), (443, 59079), (1257, 20821), (1329, 19693)]