77917671

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 127807680

約数和(自身を除く): 49890009

約数列:

[1, 3, 9, 13, 37, 39, 41, 111, 117, 123, 333, 369, 439, 481, 533, 1317, 1443, 1517, 1599, 3951, 4329, 4551, 4797, 5707, 13653, 16243, 17121, 17999, 19721, 48729, 51363, 53997, 59163, 146187, 161991, 177489, 211159, 233987, 633477, 665963, 701961, 1900431, 1997889, 2105883, 5993667, 8657519, 25972557, 77917671]

約数ペア:

[(1, 77917671), (3, 25972557), (9, 8657519), (13, 5993667), (37, 2105883), (39, 1997889), (41, 1900431), (111, 701961), (117, 665963), (123, 633477), (333, 233987), (369, 211159), (439, 177489), (481, 161991), (533, 146187), (1317, 59163), (1443, 53997), (1517, 51363), (1599, 48729), (3951, 19721), (4329, 17999), (4551, 17121), (4797, 16243), (5707, 13653)]