1289783374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2548979}}^1$

素因数の和:2549015

約数の個数: 16

約数和(自身を含む): 2202318720

約数和(自身を除く): 912535346

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 2548979, 5097958, 28038769, 56077538, 58626517, 117253034, 644891687, 1289783374]

約数ペア:

[(1, 1289783374), (2, 644891687), (11, 117253034), (22, 58626517), (23, 56077538), (46, 28038769), (253, 5097958), (506, 2548979)]