81068514

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:535

約数の個数: 64

約数和(自身を含む): 179159040

約数和(自身を除く): 98090526

約数列:

[1, 2, 3, 6, 23, 29, 46, 47, 58, 69, 87, 94, 138, 141, 174, 282, 431, 667, 862, 1081, 1293, 1334, 1363, 2001, 2162, 2586, 2726, 3243, 4002, 4089, 6486, 8178, 9913, 12499, 19826, 20257, 24998, 29739, 31349, 37497, 40514, 59478, 60771, 62698, 74994, 94047, 121542, 188094, 287477, 465911, 574954, 587453, 862431, 931822, 1174906, 1397733, 1724862, 1762359, 2795466, 3524718, 13511419, 27022838, 40534257, 81068514]

約数ペア:

[(1, 81068514), (2, 40534257), (3, 27022838), (6, 13511419), (23, 3524718), (29, 2795466), (46, 1762359), (47, 1724862), (58, 1397733), (69, 1174906), (87, 931822), (94, 862431), (138, 587453), (141, 574954), (174, 465911), (282, 287477), (431, 188094), (667, 121542), (862, 94047), (1081, 74994), (1293, 62698), (1334, 60771), (1363, 59478), (2001, 40514), (2162, 37497), (2586, 31349), (2726, 29739), (3243, 24998), (4002, 20257), (4089, 19826), (6486, 12499), (8178, 9913)]