28529403

素因数分解:

$3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{2153}}^1$

素因数の和:2794

約数の個数: 16

約数和(自身を含む): 43562496

約数和(自身を除く): 15033093

約数列:

[1, 3, 7, 21, 631, 1893, 2153, 4417, 6459, 13251, 15071, 45213, 1358543, 4075629, 9509801, 28529403]

約数ペア:

[(1, 28529403), (3, 9509801), (7, 4075629), (21, 1358543), (631, 45213), (1893, 15071), (2153, 13251), (4417, 6459)]