1890567

素因数分解:

$3^3\times 7^2\times {\mathrm{1429}}^1$

素因数の和:1452

約数の個数: 24

約数和(自身を含む): 3260400

約数和(自身を除く): 1369833

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1429, 4287, 10003, 12861, 30009, 38583, 70021, 90027, 210063, 270081, 630189, 1890567]

約数ペア:

[(1, 1890567), (3, 630189), (7, 270081), (9, 210063), (21, 90027), (27, 70021), (49, 38583), (63, 30009), (147, 12861), (189, 10003), (441, 4287), (1323, 1429)]