68401215

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{32341}}^1$

素因数の和:32399

約数の個数: 24

約数和(自身を含む): 121088448

約数和(自身を除く): 52687233

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 32341, 97023, 161705, 291069, 485115, 1455345, 1520027, 4560081, 7600135, 13680243, 22800405, 68401215]

約数ペア:

[(1, 68401215), (3, 22800405), (5, 13680243), (9, 7600135), (15, 4560081), (45, 1520027), (47, 1455345), (141, 485115), (235, 291069), (423, 161705), (705, 97023), (2115, 32341)]