28150749

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1571}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 44632224

約数和(自身を除く): 16481475

約数列:

[1, 3, 9, 11, 33, 99, 181, 543, 1571, 1629, 1991, 4713, 5973, 14139, 17281, 17919, 51843, 155529, 284351, 853053, 2559159, 3127861, 9383583, 28150749]

約数ペア:

[(1, 28150749), (3, 9383583), (9, 3127861), (11, 2559159), (33, 853053), (99, 284351), (181, 155529), (543, 51843), (1571, 17919), (1629, 17281), (1991, 14139), (4713, 5973)]