247996945

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{85369}}^1$

素因数の和:85464

約数の個数: 16

約数和(自身を含む): 344211840

約数和(自身を除く): 96214895

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 85369, 426845, 597583, 2987915, 7085627, 35428135, 49599389, 247996945]

約数ペア:

[(1, 247996945), (5, 49599389), (7, 35428135), (35, 7085627), (83, 2987915), (415, 597583), (581, 426845), (2905, 85369)]