87123785

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{701}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 123731712

約数和(自身を除く): 36607927

約数列:

[1, 5, 7, 35, 53, 67, 265, 335, 371, 469, 701, 1855, 2345, 3505, 3551, 4907, 17755, 24535, 24857, 37153, 46967, 124285, 185765, 234835, 260071, 328769, 1300355, 1643845, 2489251, 12446255, 17424757, 87123785]

約数ペア:

[(1, 87123785), (5, 17424757), (7, 12446255), (35, 2489251), (53, 1643845), (67, 1300355), (265, 328769), (335, 260071), (371, 234835), (469, 185765), (701, 124285), (1855, 46967), (2345, 37153), (3505, 24857), (3551, 24535), (4907, 17755)]