66976785

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20963}}^1$

素因数の和:21045

約数の個数: 24

約数和(自身を含む): 117733824

約数和(自身を除く): 50757039

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 20963, 62889, 104815, 188667, 314445, 943335, 1488373, 4465119, 7441865, 13395357, 22325595, 66976785]

約数ペア:

[(1, 66976785), (3, 22325595), (5, 13395357), (9, 7441865), (15, 4465119), (45, 1488373), (71, 943335), (213, 314445), (355, 188667), (639, 104815), (1065, 62889), (3195, 20963)]