201787791

素因数分解:

$3^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1\times {\mathrm{1489}}^1$

素因数の和:1918

約数の個数: 16

約数和(自身を含む): 271776000

約数和(自身を除く): 69988209

約数列:

[1, 3, 199, 227, 597, 681, 1489, 4467, 45173, 135519, 296311, 338003, 888933, 1014009, 67262597, 201787791]

約数ペア:

[(1, 201787791), (3, 67262597), (199, 1014009), (227, 888933), (597, 338003), (681, 296311), (1489, 135519), (4467, 45173)]