1919673

素因数分解:

$3^3\times 7^2\times {\mathrm{1451}}^1$

素因数の和:1474

約数の個数: 24

約数和(自身を含む): 3310560

約数和(自身を除く): 1390887

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1451, 4353, 10157, 13059, 30471, 39177, 71099, 91413, 213297, 274239, 639891, 1919673]

約数ペア:

[(1, 1919673), (3, 639891), (7, 274239), (9, 213297), (21, 91413), (27, 71099), (49, 39177), (63, 30471), (147, 13059), (189, 10157), (441, 4353), (1323, 1451)]