87306428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{27947}}^1$

素因数の和:28033

約数の個数: 24

約数和(自身を含む): 169029504

約数和(自身を除く): 81723076

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 27947, 55894, 111788, 307417, 614834, 1229668, 1984237, 3968474, 7936948, 21826607, 43653214, 87306428]

約数ペア:

[(1, 87306428), (2, 43653214), (4, 21826607), (11, 7936948), (22, 3968474), (44, 1984237), (71, 1229668), (142, 614834), (284, 307417), (781, 111788), (1562, 55894), (3124, 27947)]