128991282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{28703}}^1$

素因数の和:28822

約数の個数: 32

約数和(自身を含む): 297603072

約数和(自身を除く): 168611790

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4494, 28703, 57406, 86109, 172218, 200921, 401842, 602763, 1205526, 3071221, 6142442, 9213663, 18427326, 21498547, 42997094, 64495641, 128991282]

約数ペア:

[(1, 128991282), (2, 64495641), (3, 42997094), (6, 21498547), (7, 18427326), (14, 9213663), (21, 6142442), (42, 3071221), (107, 1205526), (214, 602763), (321, 401842), (642, 200921), (749, 172218), (1498, 86109), (2247, 57406), (4494, 28703)]