208736905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{3221}}^1$

素因数の和:4236

約数の個数: 16

約数和(自身を含む): 270106704

約数和(自身を除く): 61369799

約数列:

[1, 5, 13, 65, 997, 3221, 4985, 12961, 16105, 41873, 64805, 209365, 3211337, 16056685, 41747381, 208736905]

約数ペア:

[(1, 208736905), (5, 41747381), (13, 16056685), (65, 3211337), (997, 209365), (3221, 64805), (4985, 41873), (12961, 16105)]