28926801

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{15527}}^1$

素因数の和:15562

約数の個数: 20

約数和(自身を含む): 45093312

約数和(自身を除く): 16166511

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 15527, 46581, 139743, 357121, 419229, 1071363, 1257687, 3214089, 9642267, 28926801]

約数ペア:

[(1, 28926801), (3, 9642267), (9, 3214089), (23, 1257687), (27, 1071363), (69, 419229), (81, 357121), (207, 139743), (621, 46581), (1863, 15527)]