9998919

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3691}}^1$

素因数の和:3747

約数の個数: 24

約数和(自身を含む): 16894592

約数和(自身を除く): 6895673

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 3691, 11073, 25837, 33219, 77511, 158713, 232533, 476139, 1110991, 1428417, 3332973, 9998919]

約数ペア:

[(1, 9998919), (3, 3332973), (7, 1428417), (9, 1110991), (21, 476139), (43, 232533), (63, 158713), (129, 77511), (301, 33219), (387, 25837), (903, 11073), (2709, 3691)]