1975239

素因数分解:

$3^3\times 7^2\times {\mathrm{1493}}^1$

素因数の和:1516

約数の個数: 24

約数和(自身を含む): 3406320

約数和(自身を除く): 1431081

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1493, 4479, 10451, 13437, 31353, 40311, 73157, 94059, 219471, 282177, 658413, 1975239]

約数ペア:

[(1, 1975239), (3, 658413), (7, 282177), (9, 219471), (21, 94059), (27, 73157), (49, 40311), (63, 31353), (147, 13437), (189, 10451), (441, 4479), (1323, 1493)]