81221426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9161}}^1$

素因数の和:9218

約数の個数: 32

約数和(自身を含む): 147764736

約数和(自身を除く): 66543310

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 4433, 8866, 9161, 18322, 100771, 119093, 201542, 238186, 283991, 567982, 1310023, 2620046, 3123901, 3691883, 6247802, 7383766, 40610713, 81221426]

約数ペア:

[(1, 81221426), (2, 40610713), (11, 7383766), (13, 6247802), (22, 3691883), (26, 3123901), (31, 2620046), (62, 1310023), (143, 567982), (286, 283991), (341, 238186), (403, 201542), (682, 119093), (806, 100771), (4433, 18322), (8866, 9161)]