201343401

素因数分解:

$3^4\times 7^3\times {\mathrm{7247}}^1$

素因数の和:7280

約数の個数: 40

約数和(自身を含む): 350803200

約数和(自身を除く): 149459799

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 3087, 3969, 7247, 9261, 21741, 27783, 50729, 65223, 152187, 195669, 355103, 456561, 587007, 1065309, 1369683, 2485721, 3195927, 4109049, 7457163, 9587781, 22371489, 28763343, 67114467, 201343401]

約数ペア:

[(1, 201343401), (3, 67114467), (7, 28763343), (9, 22371489), (21, 9587781), (27, 7457163), (49, 4109049), (63, 3195927), (81, 2485721), (147, 1369683), (189, 1065309), (343, 587007), (441, 456561), (567, 355103), (1029, 195669), (1323, 152187), (3087, 65223), (3969, 50729), (7247, 27783), (9261, 21741)]