66578215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{52631}}^1$

素因数の和:52670

約数の個数: 16

約数和(自身を含む): 90948096

約数和(自身を除く): 24369881

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 52631, 263155, 578941, 1210513, 2894705, 6052565, 13315643, 66578215]

約数ペア:

[(1, 66578215), (5, 13315643), (11, 6052565), (23, 2894705), (55, 1210513), (115, 578941), (253, 263155), (1265, 52631)]