28134764

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21379}}^1$

素因数の和:21437

約数の個数: 24

約数和(自身を含む): 57469440

約数和(自身を除く): 29334676

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 21379, 42758, 85516, 149653, 299306, 598612, 1004813, 2009626, 4019252, 7033691, 14067382, 28134764]

約数ペア:

[(1, 28134764), (2, 14067382), (4, 7033691), (7, 4019252), (14, 2009626), (28, 1004813), (47, 598612), (94, 299306), (188, 149653), (329, 85516), (658, 42758), (1316, 21379)]