81789302

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{769}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 61911178

約数列:

[1, 2, 7, 14, 71, 107, 142, 214, 497, 749, 769, 994, 1498, 1538, 5383, 7597, 10766, 15194, 53179, 54599, 82283, 106358, 109198, 164566, 382193, 575981, 764386, 1151962, 5842093, 11684186, 40894651, 81789302]

約数ペア:

[(1, 81789302), (2, 40894651), (7, 11684186), (14, 5842093), (71, 1151962), (107, 764386), (142, 575981), (214, 382193), (497, 164566), (749, 109198), (769, 106358), (994, 82283), (1498, 54599), (1538, 53179), (5383, 15194), (7597, 10766)]