44991490

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{28657}}^1$

素因数の和:28821

約数の個数: 16

約数和(自身を含む): 81503352

約数和(自身を除く): 36511862

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 28657, 57314, 143285, 286570, 4499149, 8998298, 22495745, 44991490]

約数ペア:

[(1, 44991490), (2, 22495745), (5, 8998298), (10, 4499149), (157, 286570), (314, 143285), (785, 57314), (1570, 28657)]