199974901

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{1613}}^1$

素因数の和:1908

約数の個数: 16

約数和(自身を含む): 232416000

約数和(自身を除く): 32441099

約数列:

[1, 7, 89, 199, 623, 1393, 1613, 11291, 17711, 123977, 143557, 320987, 1004899, 2246909, 28567843, 199974901]

約数ペア:

[(1, 199974901), (7, 28567843), (89, 2246909), (199, 1004899), (623, 320987), (1393, 143557), (1613, 123977), (11291, 17711)]