64807887

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{8821}}^1$

素因数の和:8934

約数の個数: 16

約数和(自身を含む): 90337280

約数和(自身を除く): 25529393

約数列:

[1, 3, 31, 79, 93, 237, 2449, 7347, 8821, 26463, 273451, 696859, 820353, 2090577, 21602629, 64807887]

約数ペア:

[(1, 64807887), (3, 21602629), (31, 2090577), (79, 820353), (93, 696859), (237, 273451), (2449, 26463), (7347, 8821)]