199904770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1537729}}^1$

素因数の和:1537749

約数の個数: 16

約数和(自身を含む): 387507960

約数和(自身を除く): 187603190

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1537729, 3075458, 7688645, 15377290, 19990477, 39980954, 99952385, 199904770]

約数ペア:

[(1, 199904770), (2, 99952385), (5, 39980954), (10, 19990477), (13, 15377290), (26, 7688645), (65, 3075458), (130, 1537729)]