201857747

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{20731}}^1$

素因数の和:20858

約数の個数: 16

約数和(自身を含む): 250774272

約数和(自身を除く): 48916525

約数列:

[1, 7, 13, 91, 107, 749, 1391, 9737, 20731, 145117, 269503, 1886521, 2218217, 15527519, 28836821, 201857747]

約数ペア:

[(1, 201857747), (7, 28836821), (13, 15527519), (91, 2218217), (107, 1886521), (749, 269503), (1391, 145117), (9737, 20731)]