66992495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{18329}}^1$

素因数の和:18394

約数の個数: 16

約数和(自身を含む): 87104160

約数和(自身を除く): 20111665

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 18329, 91645, 311593, 788147, 1557965, 3940735, 13398499, 66992495]

約数ペア:

[(1, 66992495), (5, 13398499), (17, 3940735), (43, 1557965), (85, 788147), (215, 311593), (731, 91645), (3655, 18329)]