12912361

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 16881984

約数和(自身を除く): 3969623

約数列:

[1, 7, 11, 23, 77, 161, 253, 317, 529, 1771, 2219, 3487, 3703, 5819, 7291, 24409, 40733, 51037, 80201, 167693, 561407, 1173851, 1844623, 12912361]

約数ペア:

[(1, 12912361), (7, 1844623), (11, 1173851), (23, 561407), (77, 167693), (161, 80201), (253, 51037), (317, 40733), (529, 24409), (1771, 7291), (2219, 5819), (3487, 3703)]