12667963

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 16563456

約数和(自身を除く): 3895493

約数列:

[1, 7, 11, 23, 77, 161, 253, 311, 529, 1771, 2177, 3421, 3703, 5819, 7153, 23947, 40733, 50071, 78683, 164519, 550781, 1151633, 1809709, 12667963]

約数ペア:

[(1, 12667963), (7, 1809709), (11, 1151633), (23, 550781), (77, 164519), (161, 78683), (253, 50071), (311, 40733), (529, 23947), (1771, 7153), (2177, 5819), (3421, 3703)]