71386581

素因数分解:

$3^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{2683}}^1$

素因数の和:2881

約数の個数: 24

約数和(自身を含む): 111375264

約数和(自身を除く): 39988683

約数列:

[1, 3, 7, 21, 49, 147, 181, 543, 1267, 2683, 3801, 8049, 8869, 18781, 26607, 56343, 131467, 394401, 485623, 1456869, 3399361, 10198083, 23795527, 71386581]

約数ペア:

[(1, 71386581), (3, 23795527), (7, 10198083), (21, 3399361), (49, 1456869), (147, 485623), (181, 394401), (543, 131467), (1267, 56343), (2683, 26607), (3801, 18781), (8049, 8869)]