12642686

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 23639040

約数和(自身を除く): 10996354

約数列:

[1, 2, 7, 14, 23, 46, 49, 71, 79, 98, 142, 158, 161, 322, 497, 553, 994, 1106, 1127, 1633, 1817, 2254, 3266, 3479, 3634, 3871, 5609, 6958, 7742, 11218, 11431, 12719, 22862, 25438, 39263, 78526, 80017, 89033, 129007, 160034, 178066, 258014, 274841, 549682, 903049, 1806098, 6321343, 12642686]

約数ペア:

[(1, 12642686), (2, 6321343), (7, 1806098), (14, 903049), (23, 549682), (46, 274841), (49, 258014), (71, 178066), (79, 160034), (98, 129007), (142, 89033), (158, 80017), (161, 78526), (322, 39263), (497, 25438), (553, 22862), (994, 12719), (1106, 11431), (1127, 11218), (1633, 7742), (1817, 6958), (2254, 5609), (3266, 3871), (3479, 3634)]