28561745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{809}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 35925120

約数和(自身を除く): 7363375

約数列:

[1, 5, 23, 115, 307, 809, 1535, 4045, 7061, 18607, 35305, 93035, 248363, 1241815, 5712349, 28561745]

約数ペア:

[(1, 28561745), (5, 5712349), (23, 1241815), (115, 248363), (307, 93035), (809, 35305), (1535, 18607), (4045, 7061)]