81192216

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{1409}}^1$

素因数の和:1446

約数の個数: 80

約数和(自身を含む): 236964600

約数和(自身を除く): 155772384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 392, 588, 686, 1029, 1176, 1372, 1409, 2058, 2401, 2744, 2818, 4116, 4227, 4802, 5636, 7203, 8232, 8454, 9604, 9863, 11272, 14406, 16908, 19208, 19726, 28812, 29589, 33816, 39452, 57624, 59178, 69041, 78904, 118356, 138082, 207123, 236712, 276164, 414246, 483287, 552328, 828492, 966574, 1449861, 1656984, 1933148, 2899722, 3383009, 3866296, 5799444, 6766018, 10149027, 11598888, 13532036, 20298054, 27064072, 40596108, 81192216]

約数ペア:

[(1, 81192216), (2, 40596108), (3, 27064072), (4, 20298054), (6, 13532036), (7, 11598888), (8, 10149027), (12, 6766018), (14, 5799444), (21, 3866296), (24, 3383009), (28, 2899722), (42, 1933148), (49, 1656984), (56, 1449861), (84, 966574), (98, 828492), (147, 552328), (168, 483287), (196, 414246), (294, 276164), (343, 236712), (392, 207123), (588, 138082), (686, 118356), (1029, 78904), (1176, 69041), (1372, 59178), (1409, 57624), (2058, 39452), (2401, 33816), (2744, 29589), (2818, 28812), (4116, 19726), (4227, 19208), (4802, 16908), (5636, 14406), (7203, 11272), (8232, 9863), (8454, 9604)]