26181711

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{7517}}^1$

素因数の和:7572

約数の個数: 20

約数和(自身を含む): 40025832

約数和(自身を除く): 13844121

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 7517, 22551, 67653, 202959, 323231, 608877, 969693, 2909079, 8727237, 26181711]

約数ペア:

[(1, 26181711), (3, 8727237), (9, 2909079), (27, 969693), (43, 608877), (81, 323231), (129, 202959), (387, 67653), (1161, 22551), (3483, 7517)]