251566560038

素因数分解:

$2^1\times {\mathrm{1523}}^1\times {\mathrm{10453}}^1\times {\mathrm{7901}}^1$

素因数の和:19879

約数の個数: 16

約数和(自身を含む): 377681526576

約数和(自身を除く): 126114966538

約数列:

[1, 2, 1523, 3046, 7901, 10453, 15802, 20906, 12033223, 15919919, 24066446, 31839838, 82589153, 165178306, 125783280019, 251566560038]

約数ペア:

[(1, 251566560038), (2, 125783280019), (1523, 165178306), (3046, 82589153), (7901, 31839838), (10453, 24066446), (15802, 15919919), (20906, 12033223)]