81144918

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{4691}}^1$

素因数の和:4761

約数の個数: 36

約数和(自身を含む): 181707084

約数和(自身を除く): 100562166

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 961, 1922, 2883, 4691, 5766, 8649, 9382, 14073, 17298, 28146, 42219, 84438, 145421, 290842, 436263, 872526, 1308789, 2617578, 4508051, 9016102, 13524153, 27048306, 40572459, 81144918]

約数ペア:

[(1, 81144918), (2, 40572459), (3, 27048306), (6, 13524153), (9, 9016102), (18, 4508051), (31, 2617578), (62, 1308789), (93, 872526), (186, 436263), (279, 290842), (558, 145421), (961, 84438), (1922, 42219), (2883, 28146), (4691, 17298), (5766, 14073), (8649, 9382)]