280731606

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47309}}^1$

素因数の和:47380

約数の個数: 32

約数和(自身を含む): 599512320

約数和(自身を除く): 318780714

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 129, 138, 258, 989, 1978, 2967, 5934, 47309, 94618, 141927, 283854, 1088107, 2034287, 2176214, 3264321, 4068574, 6102861, 6528642, 12205722, 46788601, 93577202, 140365803, 280731606]

約数ペア:

[(1, 280731606), (2, 140365803), (3, 93577202), (6, 46788601), (23, 12205722), (43, 6528642), (46, 6102861), (69, 4068574), (86, 3264321), (129, 2176214), (138, 2034287), (258, 1088107), (989, 283854), (1978, 141927), (2967, 94618), (5934, 47309)]