1977118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 3612672

約数和(自身を除く): 1635554

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 223, 286, 341, 403, 446, 682, 806, 2453, 2899, 4433, 4906, 5798, 6913, 8866, 13826, 31889, 63778, 76043, 89869, 152086, 179738, 988559, 1977118]

約数ペア:

[(1, 1977118), (2, 988559), (11, 179738), (13, 152086), (22, 89869), (26, 76043), (31, 63778), (62, 31889), (143, 13826), (223, 8866), (286, 6913), (341, 5798), (403, 4906), (446, 4433), (682, 2899), (806, 2453)]