245489738

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{726301}}^1$

素因数の和:726329

約数の個数: 12

約数和(自身を含む): 398739798

約数和(自身を除く): 153250060

約数列:

[1, 2, 13, 26, 169, 338, 726301, 1452602, 9441913, 18883826, 122744869, 245489738]

約数ペア:

[(1, 245489738), (2, 122744869), (13, 18883826), (26, 9441913), (169, 1452602), (338, 726301)]