81944709

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 148466304

約数和(自身を除く): 66521595

約数列:

[1, 3, 7, 11, 17, 21, 33, 49, 51, 77, 119, 121, 147, 187, 231, 271, 357, 363, 539, 561, 813, 833, 847, 1309, 1617, 1897, 2057, 2499, 2541, 2981, 3927, 4607, 5691, 5929, 6171, 8943, 9163, 13279, 13821, 14399, 17787, 20867, 27489, 32249, 32791, 39837, 43197, 50677, 62601, 96747, 98373, 100793, 146069, 152031, 225743, 229537, 302379, 354739, 438207, 557447, 677229, 688611, 1064217, 1606759, 1672341, 2483173, 3902129, 4820277, 7449519, 11706387, 27314903, 81944709]

約数ペア:

[(1, 81944709), (3, 27314903), (7, 11706387), (11, 7449519), (17, 4820277), (21, 3902129), (33, 2483173), (49, 1672341), (51, 1606759), (77, 1064217), (119, 688611), (121, 677229), (147, 557447), (187, 438207), (231, 354739), (271, 302379), (357, 229537), (363, 225743), (539, 152031), (561, 146069), (813, 100793), (833, 98373), (847, 96747), (1309, 62601), (1617, 50677), (1897, 43197), (2057, 39837), (2499, 32791), (2541, 32249), (2981, 27489), (3927, 20867), (4607, 17787), (5691, 14399), (5929, 13821), (6171, 13279), (8943, 9163)]