199961710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1538167}}^1$

素因数の和:1538187

約数の個数: 16

約数和(自身を含む): 387618336

約数和(自身を除く): 187656626

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1538167, 3076334, 7690835, 15381670, 19996171, 39992342, 99980855, 199961710]

約数ペア:

[(1, 199961710), (2, 99980855), (5, 39992342), (10, 19996171), (13, 15381670), (26, 7690835), (65, 3076334), (130, 1538167)]