221344262

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{281}}^1\times {\mathrm{1091}}^1$

素因数の和:1412

約数の個数: 24

約数和(自身を含む): 351979992

約数和(自身を除く): 130635730

約数列:

[1, 2, 19, 38, 281, 361, 562, 722, 1091, 2182, 5339, 10678, 20729, 41458, 101441, 202882, 306571, 393851, 613142, 787702, 5824849, 11649698, 110672131, 221344262]

約数ペア:

[(1, 221344262), (2, 110672131), (19, 11649698), (38, 5824849), (281, 787702), (361, 613142), (562, 393851), (722, 306571), (1091, 202882), (2182, 101441), (5339, 41458), (10678, 20729)]