81495848

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{9767}}^1$

素因数の和:9929

約数の個数: 32

約数和(自身を含む): 175824000

約数和(自身を除く): 94328152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 4172, 8344, 9767, 19534, 39068, 68369, 78136, 136738, 273476, 546952, 1455283, 2910566, 5821132, 10186981, 11642264, 20373962, 40747924, 81495848]

約数ペア:

[(1, 81495848), (2, 40747924), (4, 20373962), (7, 11642264), (8, 10186981), (14, 5821132), (28, 2910566), (56, 1455283), (149, 546952), (298, 273476), (596, 136738), (1043, 78136), (1192, 68369), (2086, 39068), (4172, 19534), (8344, 9767)]