40781289

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{7817}}^1$

素因数の和:7904

約数の個数: 16

約数和(自身を含む): 57040128

約数和(自身を除く): 16258839

約数列:

[1, 3, 37, 47, 111, 141, 1739, 5217, 7817, 23451, 289229, 367399, 867687, 1102197, 13593763, 40781289]

約数ペア:

[(1, 40781289), (3, 13593763), (37, 1102197), (47, 867687), (111, 367399), (141, 289229), (1739, 23451), (5217, 7817)]