81739658

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40829}}^1$

素因数の和:40862

約数の個数: 32

約数和(自身を含む): 164626560

約数和(自身を除く): 82886902

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 40829, 81658, 285803, 449119, 530777, 571606, 898238, 1061554, 3143833, 3715439, 5838547, 6287666, 7430878, 11677094, 40869829, 81739658]

約数ペア:

[(1, 81739658), (2, 40869829), (7, 11677094), (11, 7430878), (13, 6287666), (14, 5838547), (22, 3715439), (26, 3143833), (77, 1061554), (91, 898238), (143, 571606), (154, 530777), (182, 449119), (286, 285803), (1001, 81658), (2002, 40829)]