131782768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{633571}}^1$

素因数の和:633592

約数の個数: 20

約数和(自身を含む): 274970248

約数和(自身を除く): 143187480

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 633571, 1267142, 2534284, 5068568, 8236423, 10137136, 16472846, 32945692, 65891384, 131782768]

約数ペア:

[(1, 131782768), (2, 65891384), (4, 32945692), (8, 16472846), (13, 10137136), (16, 8236423), (26, 5068568), (52, 2534284), (104, 1267142), (208, 633571)]