87142881

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{112153}}^1$

素因数の和:112200

約数の個数: 16

約数和(自身を含む): 136379264

約数和(自身を除く): 49236383

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 112153, 336459, 785071, 2355213, 4149661, 12448983, 29047627, 87142881]

約数ペア:

[(1, 87142881), (3, 29047627), (7, 12448983), (21, 4149661), (37, 2355213), (111, 785071), (259, 336459), (777, 112153)]