12408781

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5557}}^1$

素因数の和:5604

約数の個数: 16

約数和(自身を含む): 16007040

約数和(自身を除く): 3598259

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 5557, 38899, 61127, 161153, 427889, 1128071, 1772683, 12408781]

約数ペア:

[(1, 12408781), (7, 1772683), (11, 1128071), (29, 427889), (77, 161153), (203, 61127), (319, 38899), (2233, 5557)]