491622815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3169}}^1$

素因数の和:3287

約数の個数: 32

約数和(自身を含む): 657331200

約数和(自身を除く): 165708385

約数列:

[1, 5, 19, 23, 71, 95, 115, 355, 437, 1349, 1633, 2185, 3169, 6745, 8165, 15845, 31027, 60211, 72887, 155135, 224999, 301055, 364435, 1124995, 1384853, 4274981, 5174977, 6924265, 21374905, 25874885, 98324563, 491622815]

約数ペア:

[(1, 491622815), (5, 98324563), (19, 25874885), (23, 21374905), (71, 6924265), (95, 5174977), (115, 4274981), (355, 1384853), (437, 1124995), (1349, 364435), (1633, 301055), (2185, 224999), (3169, 155135), (6745, 72887), (8165, 60211), (15845, 31027)]