81529892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{27883}}^1$

素因数の和:27947

約数の個数: 24

約数和(自身を含む): 154588896

約数和(自身を除く): 73059004

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 27883, 55766, 111532, 474011, 948022, 1198969, 1896044, 2397938, 4795876, 20382473, 40764946, 81529892]

約数ペア:

[(1, 81529892), (2, 40764946), (4, 20382473), (17, 4795876), (34, 2397938), (43, 1896044), (68, 1198969), (86, 948022), (172, 474011), (731, 111532), (1462, 55766), (2924, 27883)]