421660141

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1447}}^1$

素因数の和:1793

約数の個数: 24

約数和(自身を含む): 518326080

約数和(自身を除く): 96665939

約数列:

[1, 7, 19, 49, 133, 313, 931, 1447, 2191, 5947, 10129, 15337, 27493, 41629, 70903, 192451, 291403, 452911, 1347157, 3170377, 8605309, 22192639, 60237163, 421660141]

約数ペア:

[(1, 421660141), (7, 60237163), (19, 22192639), (49, 8605309), (133, 3170377), (313, 1347157), (931, 452911), (1447, 291403), (2191, 192451), (5947, 70903), (10129, 41629), (15337, 27493)]