207438981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1559}}^1\times {\mathrm{2609}}^1$

素因数の和:4188

約数の個数: 16

約数和(自身を含む): 293155200

約数和(自身を除く): 85716219

約数列:

[1, 3, 17, 51, 1559, 2609, 4677, 7827, 26503, 44353, 79509, 133059, 4067431, 12202293, 69146327, 207438981]

約数ペア:

[(1, 207438981), (3, 69146327), (17, 12202293), (51, 4067431), (1559, 133059), (2609, 79509), (4677, 44353), (7827, 26503)]