28104490

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{41947}}^1$

素因数の和:42021

約数の個数: 16

約数和(自身を含む): 51344352

約数和(自身を除く): 23239862

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 41947, 83894, 209735, 419470, 2810449, 5620898, 14052245, 28104490]

約数ペア:

[(1, 28104490), (2, 14052245), (5, 5620898), (10, 2810449), (67, 419470), (134, 209735), (335, 83894), (670, 41947)]