1288947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:434

約数の個数: 16

約数和(自身を含む): 1895040

約数和(自身を除く): 606093

約数列:

[1, 3, 11, 33, 139, 281, 417, 843, 1529, 3091, 4587, 9273, 39059, 117177, 429649, 1288947]

約数ペア:

[(1, 1288947), (3, 429649), (11, 117177), (33, 39059), (139, 9273), (281, 4587), (417, 3091), (843, 1529)]