17689347

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 28906416

約数和(自身を除く): 11217069

約数列:

[1, 3, 9, 13, 27, 39, 81, 107, 117, 157, 321, 351, 471, 963, 1053, 1391, 1413, 2041, 2889, 4173, 4239, 6123, 8667, 12519, 12717, 16799, 18369, 37557, 50397, 55107, 112671, 151191, 165321, 218387, 453573, 655161, 1360719, 1965483, 5896449, 17689347]

約数ペア:

[(1, 17689347), (3, 5896449), (9, 1965483), (13, 1360719), (27, 655161), (39, 453573), (81, 218387), (107, 165321), (117, 151191), (157, 112671), (321, 55107), (351, 50397), (471, 37557), (963, 18369), (1053, 16799), (1391, 12717), (1413, 12519), (2041, 8667), (2889, 6123), (4173, 4239)]