28651246

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 50068800

約数和(自身を除く): 21417554

約数列:

[1, 2, 13, 26, 29, 37, 58, 74, 79, 158, 169, 338, 377, 481, 754, 962, 1027, 1073, 2054, 2146, 2291, 2923, 4582, 4901, 5846, 6253, 9802, 12506, 13351, 13949, 26702, 27898, 29783, 37999, 59566, 75998, 84767, 169534, 181337, 362674, 387179, 493987, 774358, 987974, 1101971, 2203942, 14325623, 28651246]

約数ペア:

[(1, 28651246), (2, 14325623), (13, 2203942), (26, 1101971), (29, 987974), (37, 774358), (58, 493987), (74, 387179), (79, 362674), (158, 181337), (169, 169534), (338, 84767), (377, 75998), (481, 59566), (754, 37999), (962, 29783), (1027, 27898), (1073, 26702), (2054, 13949), (2146, 13351), (2291, 12506), (2923, 9802), (4582, 6253), (4901, 5846)]