321939394

素因数分解:

$2^1\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{20477}}^1$

素因数の和:21609

約数の個数: 16

約数和(自身を含む): 552414528

約数和(自身を除く): 230475134

約数列:

[1, 2, 7, 14, 1123, 2246, 7861, 15722, 20477, 40954, 143339, 286678, 22995671, 45991342, 160969697, 321939394]

約数ペア:

[(1, 321939394), (2, 160969697), (7, 45991342), (14, 22995671), (1123, 286678), (2246, 143339), (7861, 40954), (15722, 20477)]