28546887

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5237}}^1$

素因数の和:5342

約数の個数: 16

約数和(自身を含む): 40227840

約数和(自身を除く): 11680953

約数列:

[1, 3, 23, 69, 79, 237, 1817, 5237, 5451, 15711, 120451, 361353, 413723, 1241169, 9515629, 28546887]

約数ペア:

[(1, 28546887), (3, 9515629), (23, 1241169), (69, 413723), (79, 361353), (237, 120451), (1817, 15711), (5237, 5451)]