977881492

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{71129}}^1$

素因数の和:71631

約数の個数: 24

約数和(自身を含む): 1959773760

約数和(自身を除く): 981892268

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1964, 3437, 6874, 13748, 71129, 142258, 284516, 497903, 995806, 1991612, 34924339, 69848678, 139697356, 244470373, 488940746, 977881492]

約数ペア:

[(1, 977881492), (2, 488940746), (4, 244470373), (7, 139697356), (14, 69848678), (28, 34924339), (491, 1991612), (982, 995806), (1964, 497903), (3437, 284516), (6874, 142258), (13748, 71129)]