81519076

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{1201}}^1$

素因数の和:1515

約数の個数: 24

約数和(自身を含む): 145393920

約数和(自身を除く): 63874844

約数列:

[1, 2, 4, 71, 142, 239, 284, 478, 956, 1201, 2402, 4804, 16969, 33938, 67876, 85271, 170542, 287039, 341084, 574078, 1148156, 20379769, 40759538, 81519076]

約数ペア:

[(1, 81519076), (2, 40759538), (4, 20379769), (71, 1148156), (142, 574078), (239, 341084), (284, 287039), (478, 170542), (956, 85271), (1201, 67876), (2402, 33938), (4804, 16969)]