85471243

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2059

約数の個数: 24

約数和(自身を含む): 105408000

約数和(自身を除く): 19936757

約数列:

[1, 11, 13, 23, 143, 169, 253, 299, 1859, 1999, 3289, 3887, 21989, 25987, 42757, 45977, 285857, 337831, 505747, 597701, 3716141, 6574711, 7770113, 85471243]

約数ペア:

[(1, 85471243), (11, 7770113), (13, 6574711), (23, 3716141), (143, 597701), (169, 505747), (253, 337831), (299, 285857), (1859, 45977), (1999, 42757), (3289, 25987), (3887, 21989)]