20161949247

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2951537}}^1$

素因数の和:2951580

約数の個数: 32

約数和(自身を含む): 34001717760

約数和(自身を除く): 13839768513

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 6831, 2951537, 8854611, 26563833, 32466907, 67885351, 79691499, 97400721, 203656053, 292202163, 610968159, 746738861, 876606489, 1832904477, 2240216583, 6720649749, 20161949247]

約数ペア:

[(1, 20161949247), (3, 6720649749), (9, 2240216583), (11, 1832904477), (23, 876606489), (27, 746738861), (33, 610968159), (69, 292202163), (99, 203656053), (207, 97400721), (253, 79691499), (297, 67885351), (621, 32466907), (759, 26563833), (2277, 8854611), (6831, 2951537)]