199910230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1537771}}^1$

素因数の和:1537791

約数の個数: 16

約数和(自身を含む): 387518544

約数和(自身を除く): 187608314

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1537771, 3075542, 7688855, 15377710, 19991023, 39982046, 99955115, 199910230]

約数ペア:

[(1, 199910230), (2, 99955115), (5, 39982046), (10, 19991023), (13, 15377710), (26, 7688855), (65, 3075542), (130, 1537771)]