78518979

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3907}}^1$

素因数の和:3960

約数の個数: 48

約数和(自身を含む): 146315520

約数和(自身を除く): 67796541

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1827, 2233, 2871, 3907, 6699, 11721, 20097, 27349, 35163, 42977, 82047, 113303, 128931, 246141, 300839, 339909, 386793, 793121, 902517, 1019727, 1246333, 2379363, 2707551, 3738999, 7138089, 8724331, 11216997, 26172993, 78518979]

約数ペア:

[(1, 78518979), (3, 26172993), (7, 11216997), (9, 8724331), (11, 7138089), (21, 3738999), (29, 2707551), (33, 2379363), (63, 1246333), (77, 1019727), (87, 902517), (99, 793121), (203, 386793), (231, 339909), (261, 300839), (319, 246141), (609, 128931), (693, 113303), (957, 82047), (1827, 42977), (2233, 35163), (2871, 27349), (3907, 20097), (6699, 11721)]