865792394

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1\times {\mathrm{4001}}^1$

素因数の和:4681

約数の個数: 16

約数和(自身を含む): 1307165256

約数和(自身を除く): 441372862

約数列:

[1, 2, 257, 421, 514, 842, 4001, 8002, 108197, 216394, 1028257, 1684421, 2056514, 3368842, 432896197, 865792394]

約数ペア:

[(1, 865792394), (2, 432896197), (257, 3368842), (421, 2056514), (514, 1684421), (842, 1028257), (4001, 216394), (8002, 108197)]