851252409

素因数分解:

$3^4\times 7^1\times {\mathrm{443}}^1\times {\mathrm{3389}}^1$

素因数の和:3851

約数の個数: 40

約数和(自身を含む): 1456994880

約数和(自身を除く): 605742471

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 443, 567, 1329, 3101, 3389, 3987, 9303, 10167, 11961, 23723, 27909, 30501, 35883, 71169, 83727, 91503, 213507, 251181, 274509, 640521, 1501327, 1921563, 4503981, 10509289, 13511943, 31527867, 40535829, 94583601, 121607487, 283750803, 851252409]

約数ペア:

[(1, 851252409), (3, 283750803), (7, 121607487), (9, 94583601), (21, 40535829), (27, 31527867), (63, 13511943), (81, 10509289), (189, 4503981), (443, 1921563), (567, 1501327), (1329, 640521), (3101, 274509), (3389, 251181), (3987, 213507), (9303, 91503), (10167, 83727), (11961, 71169), (23723, 35883), (27909, 30501)]