205128898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1223}}^1\times {\mathrm{6451}}^1$

素因数の和:7689

約数の個数: 16

約数和(自身を含む): 331684416

約数和(自身を除く): 126555518

約数列:

[1, 2, 13, 26, 1223, 2446, 6451, 12902, 15899, 31798, 83863, 167726, 7889573, 15779146, 102564449, 205128898]

約数ペア:

[(1, 205128898), (2, 102564449), (13, 15779146), (26, 7889573), (1223, 167726), (2446, 83863), (6451, 31798), (12902, 15899)]