28032193

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1109}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 33672960

約数和(自身を除く): 5640767

約数列:

[1, 7, 23, 157, 161, 1099, 1109, 3611, 7763, 25277, 25507, 174113, 178549, 1218791, 4004599, 28032193]

約数ペア:

[(1, 28032193), (7, 4004599), (23, 1218791), (157, 178549), (161, 174113), (1099, 25507), (1109, 25277), (3611, 7763)]