81640833

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{15649}}^1$

素因数の和:15736

約数の個数: 16

約数和(自身を含む): 114182400

約数和(自身を除く): 32541567

約数列:

[1, 3, 37, 47, 111, 141, 1739, 5217, 15649, 46947, 579013, 735503, 1737039, 2206509, 27213611, 81640833]

約数ペア:

[(1, 81640833), (3, 27213611), (37, 2206509), (47, 1737039), (111, 735503), (141, 579013), (1739, 46947), (5217, 15649)]