81379606

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1667}}^1$

素因数の和:2004

約数の個数: 32

約数和(自身を含む): 152762112

約数和(自身を除く): 71382506

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 317, 634, 1667, 2219, 3334, 3487, 4438, 6974, 11669, 18337, 23338, 24409, 36674, 48818, 128359, 256718, 528439, 1056878, 3699073, 5812829, 7398146, 11625658, 40689803, 81379606]

約数ペア:

[(1, 81379606), (2, 40689803), (7, 11625658), (11, 7398146), (14, 5812829), (22, 3699073), (77, 1056878), (154, 528439), (317, 256718), (634, 128359), (1667, 48818), (2219, 36674), (3334, 24409), (3487, 23338), (4438, 18337), (6974, 11669)]