221741999

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{1553}}^1$

素因数の和:1834

約数の個数: 16

約数和(自身を含む): 242349408

約数和(自身を除く): 20607409

約数列:

[1, 17, 37, 227, 629, 1553, 3859, 8399, 26401, 57461, 142783, 352531, 976837, 5993027, 13043647, 221741999]

約数ペア:

[(1, 221741999), (17, 13043647), (37, 5993027), (227, 976837), (629, 352531), (1553, 142783), (3859, 57461), (8399, 26401)]