86491209

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{132859}}^1$

素因数の和:132900

約数の個数: 16

約数和(自身を含む): 136048640

約数和(自身を除く): 49557431

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 132859, 398577, 930013, 2790039, 4118629, 12355887, 28830403, 86491209]

約数ペア:

[(1, 86491209), (3, 28830403), (7, 12355887), (21, 4118629), (31, 2790039), (93, 930013), (217, 398577), (651, 132859)]