78477454

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{2333}}^1$

素因数の和:2496

約数の個数: 24

約数和(自身を含む): 130377240

約数和(自身を除く): 51899786

約数列:

[1, 2, 11, 22, 121, 139, 242, 278, 1529, 2333, 3058, 4666, 16819, 25663, 33638, 51326, 282293, 324287, 564586, 648574, 3567157, 7134314, 39238727, 78477454]

約数ペア:

[(1, 78477454), (2, 39238727), (11, 7134314), (22, 3567157), (121, 648574), (139, 564586), (242, 324287), (278, 282293), (1529, 51326), (2333, 33638), (3058, 25663), (4666, 16819)]