261927

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 16

約数和(自身を含む): 396000

約数和(自身を除く): 134073

約数列:

[1, 3, 9, 27, 89, 109, 267, 327, 801, 981, 2403, 2943, 9701, 29103, 87309, 261927]

約数ペア:

[(1, 261927), (3, 87309), (9, 29103), (27, 9701), (89, 2943), (109, 2403), (267, 981), (327, 801)]