7272727

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 9389952

約数和(自身を除く): 2117225

約数列:

[1, 7, 11, 49, 77, 103, 131, 539, 721, 917, 1133, 1441, 5047, 6419, 7931, 10087, 13493, 55517, 70609, 94451, 148423, 661157, 1038961, 7272727]

約数ペア:

[(1, 7272727), (7, 1038961), (11, 661157), (49, 148423), (77, 94451), (103, 70609), (131, 55517), (539, 13493), (721, 10087), (917, 7931), (1133, 6419), (1441, 5047)]