28717801

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{587}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 34151040

約数和(自身を除く): 5433239

約数列:

[1, 7, 29, 203, 241, 587, 1687, 4109, 6989, 17023, 48923, 119161, 141467, 990269, 4102543, 28717801]

約数ペア:

[(1, 28717801), (7, 4102543), (29, 990269), (203, 141467), (241, 119161), (587, 48923), (1687, 17023), (4109, 6989)]