1278889446

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{2698079}}^1$

素因数の和:2698163

約数の個数: 16

約数和(自身を含む): 2590156800

約数和(自身を除く): 1311267354

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 2698079, 5396158, 8094237, 16188474, 213148241, 426296482, 639444723, 1278889446]

約数ペア:

[(1, 1278889446), (2, 639444723), (3, 426296482), (6, 213148241), (79, 16188474), (158, 8094237), (237, 5396158), (474, 2698079)]