189836405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{111341}}^1$

素因数の和:111388

約数の個数: 16

約数和(自身を含む): 256531968

約数和(自身を除く): 66695563

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 111341, 556705, 1224751, 3451571, 6123755, 17257855, 37967281, 189836405]

約数ペア:

[(1, 189836405), (5, 37967281), (11, 17257855), (31, 6123755), (55, 3451571), (155, 1224751), (341, 556705), (1705, 111341)]