28908217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{887}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 32820480

約数和(自身を除く): 3912263

約数列:

[1, 13, 23, 109, 299, 887, 1417, 2507, 11531, 20401, 32591, 96683, 265213, 1256879, 2223709, 28908217]

約数ペア:

[(1, 28908217), (13, 2223709), (23, 1256879), (109, 265213), (299, 96683), (887, 32591), (1417, 20401), (2507, 11531)]