131784718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{12097}}^1$

素因数の和:12531

約数の個数: 16

約数和(自身を含む): 213408720

約数和(自身を除く): 81624002

約数列:

[1, 2, 13, 26, 419, 838, 5447, 10894, 12097, 24194, 157261, 314522, 5068643, 10137286, 65892359, 131784718]

約数ペア:

[(1, 131784718), (2, 65892359), (13, 10137286), (26, 5068643), (419, 314522), (838, 157261), (5447, 24194), (10894, 12097)]