261362181

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{17989}}^1$

素因数の和:18188

約数の個数: 16

約数和(自身を含む): 362678400

約数和(自身を除く): 101316219

約数列:

[1, 3, 29, 87, 167, 501, 4843, 14529, 17989, 53967, 521681, 1565043, 3004163, 9012489, 87120727, 261362181]

約数ペア:

[(1, 261362181), (3, 87120727), (29, 9012489), (87, 3004163), (167, 1565043), (501, 521681), (4843, 53967), (14529, 17989)]