7780929

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 11419200

約数和(自身を除く): 3638271

約数列:

[1, 3, 13, 39, 103, 149, 169, 309, 447, 507, 1339, 1937, 4017, 5811, 15347, 17407, 25181, 46041, 52221, 75543, 199511, 598533, 2593643, 7780929]

約数ペア:

[(1, 7780929), (3, 2593643), (13, 598533), (39, 199511), (103, 75543), (149, 52221), (169, 46041), (309, 25181), (447, 17407), (507, 15347), (1339, 5811), (1937, 4017)]