287512326

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{114913}}^1$

素因数の和:115060

約数の個数: 24

約数和(自身を含む): 627430440

約数和(自身を除く): 339918114

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 114913, 229826, 344739, 689478, 1034217, 2068434, 15972907, 31945814, 47918721, 95837442, 143756163, 287512326]

約数ペア:

[(1, 287512326), (2, 143756163), (3, 95837442), (6, 47918721), (9, 31945814), (18, 15972907), (139, 2068434), (278, 1034217), (417, 689478), (834, 344739), (1251, 229826), (2502, 114913)]