2908091697

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{996263}}^1$

素因数の和:996412

約数の個数: 16

約数和(自身を含む): 4463262720

約数和(自身を除く): 1555171023

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 996263, 2988789, 6973841, 20921523, 138480557, 415441671, 969363899, 2908091697]

約数ペア:

[(1, 2908091697), (3, 969363899), (7, 415441671), (21, 138480557), (139, 20921523), (417, 6973841), (973, 2988789), (2919, 996263)]