39354978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21937}}^1$

素因数の和:21978

約数の個数: 32

約数和(自身を含む): 88454016

約数和(自身を除く): 49099038

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 21937, 43874, 65811, 131622, 285181, 504551, 570362, 855543, 1009102, 1513653, 1711086, 3027306, 6559163, 13118326, 19677489, 39354978]

約数ペア:

[(1, 39354978), (2, 19677489), (3, 13118326), (6, 6559163), (13, 3027306), (23, 1711086), (26, 1513653), (39, 1009102), (46, 855543), (69, 570362), (78, 504551), (138, 285181), (299, 131622), (598, 65811), (897, 43874), (1794, 21937)]