289306862

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{64319}}^1$

素因数の和:64507

約数の個数: 16

約数和(自身を含む): 470050560

約数和(自身を除く): 180743698

約数列:

[1, 2, 13, 26, 173, 346, 2249, 4498, 64319, 128638, 836147, 1672294, 11127187, 22254374, 144653431, 289306862]

約数ペア:

[(1, 289306862), (2, 144653431), (13, 22254374), (26, 11127187), (173, 1672294), (346, 836147), (2249, 128638), (4498, 64319)]