898981097

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{9901}}^1$

素因数の和:10041

約数の個数: 24

約数和(自身を含む): 1117539720

約数和(自身を除く): 218558623

約数列:

[1, 7, 17, 49, 109, 119, 763, 833, 1853, 5341, 9901, 12971, 69307, 90797, 168317, 485149, 1079209, 1178219, 7554463, 8247533, 18346553, 52881241, 128425871, 898981097]

約数ペア:

[(1, 898981097), (7, 128425871), (17, 52881241), (49, 18346553), (109, 8247533), (119, 7554463), (763, 1178219), (833, 1079209), (1853, 485149), (5341, 168317), (9901, 90797), (12971, 69307)]