28689717

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59399}}^1$

素因数の和:59432

約数の個数: 16

約数和(自身を含む): 45619200

約数和(自身を除く): 16929483

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 59399, 178197, 415793, 1247379, 1366177, 4098531, 9563239, 28689717]

約数ペア:

[(1, 28689717), (3, 9563239), (7, 4098531), (21, 1366177), (23, 1247379), (69, 415793), (161, 178197), (483, 59399)]