129487774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{262121}}^1$

素因数の和:262155

約数の個数: 16

約数和(自身を含む): 220182480

約数和(自身を除く): 90694706

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 262121, 524242, 3407573, 4980299, 6815146, 9960598, 64743887, 129487774]

約数ペア:

[(1, 129487774), (2, 64743887), (13, 9960598), (19, 6815146), (26, 4980299), (38, 3407573), (247, 524242), (494, 262121)]