86780616

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{278143}}^1$

素因数の和:278165

約数の個数: 32

約数和(自身を含む): 233640960

約数和(自身を除く): 146860344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 278143, 556286, 834429, 1112572, 1668858, 2225144, 3337716, 3615859, 6675432, 7231718, 10847577, 14463436, 21695154, 28926872, 43390308, 86780616]

約数ペア:

[(1, 86780616), (2, 43390308), (3, 28926872), (4, 21695154), (6, 14463436), (8, 10847577), (12, 7231718), (13, 6675432), (24, 3615859), (26, 3337716), (39, 2225144), (52, 1668858), (78, 1112572), (104, 834429), (156, 556286), (312, 278143)]