57321621

素因数分解:

$3^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 101542080

約数和(自身を除く): 44220459

約数列:

[1, 3, 7, 9, 21, 27, 37, 49, 63, 111, 147, 189, 259, 333, 441, 777, 999, 1171, 1323, 1813, 2331, 3513, 5439, 6993, 8197, 10539, 16317, 24591, 31617, 43327, 48951, 57379, 73773, 129981, 172137, 221319, 303289, 389943, 516411, 909867, 1169829, 1549233, 2123023, 2729601, 6369069, 8188803, 19107207, 57321621]

約数ペア:

[(1, 57321621), (3, 19107207), (7, 8188803), (9, 6369069), (21, 2729601), (27, 2123023), (37, 1549233), (49, 1169829), (63, 909867), (111, 516411), (147, 389943), (189, 303289), (259, 221319), (333, 172137), (441, 129981), (777, 73773), (999, 57379), (1171, 48951), (1323, 43327), (1813, 31617), (2331, 24591), (3513, 16317), (5439, 10539), (6993, 8197)]