87711765

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2621}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 148006656

約数和(自身を除く): 60294891

約数列:

[1, 3, 5, 15, 23, 69, 97, 115, 291, 345, 485, 1455, 2231, 2621, 6693, 7863, 11155, 13105, 33465, 39315, 60283, 180849, 254237, 301415, 762711, 904245, 1271185, 3813555, 5847451, 17542353, 29237255, 87711765]

約数ペア:

[(1, 87711765), (3, 29237255), (5, 17542353), (15, 5847451), (23, 3813555), (69, 1271185), (97, 904245), (115, 762711), (291, 301415), (345, 254237), (485, 180849), (1455, 60283), (2231, 39315), (2621, 33465), (6693, 13105), (7863, 11155)]