247999726

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{751}}^1\times {\mathrm{977}}^1$

素因数の和:1756

約数の個数: 24

約数和(自身を含む): 403765344

約数和(自身を除く): 155765618

約数列:

[1, 2, 13, 26, 169, 338, 751, 977, 1502, 1954, 9763, 12701, 19526, 25402, 126919, 165113, 253838, 330226, 733727, 1467454, 9538451, 19076902, 123999863, 247999726]

約数ペア:

[(1, 247999726), (2, 123999863), (13, 19076902), (26, 9538451), (169, 1467454), (338, 733727), (751, 330226), (977, 253838), (1502, 165113), (1954, 126919), (9763, 25402), (12701, 19526)]