87921127

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 111888000

約数和(自身を除く): 23966873

約数列:

[1, 7, 17, 29, 73, 119, 203, 349, 493, 511, 1241, 2117, 2443, 3451, 5933, 8687, 10121, 14819, 25477, 35989, 41531, 70847, 172057, 178339, 251923, 433109, 738833, 1204399, 3031763, 5171831, 12560161, 87921127]

約数ペア:

[(1, 87921127), (7, 12560161), (17, 5171831), (29, 3031763), (73, 1204399), (119, 738833), (203, 433109), (349, 251923), (493, 178339), (511, 172057), (1241, 70847), (2117, 41531), (2443, 35989), (3451, 25477), (5933, 14819), (8687, 10121)]