80894721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{10103}}^1$

素因数の和:10280

約数の個数: 16

約数和(自身を含む): 114943104

約数和(自身を除く): 34048383

約数列:

[1, 3, 17, 51, 157, 471, 2669, 8007, 10103, 30309, 171751, 515253, 1586171, 4758513, 26964907, 80894721]

約数ペア:

[(1, 80894721), (3, 26964907), (17, 4758513), (51, 1586171), (157, 515253), (471, 171751), (2669, 30309), (8007, 10103)]