71775963

素因数分解:

$3^4\times 7^1\times {\mathrm{277}}^1\times {\mathrm{457}}^1$

素因数の和:753

約数の個数: 40

約数和(自身を含む): 123249632

約数和(自身を除く): 51473669

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 277, 457, 567, 831, 1371, 1939, 2493, 3199, 4113, 5817, 7479, 9597, 12339, 17451, 22437, 28791, 37017, 52353, 86373, 126589, 157059, 259119, 379767, 886123, 1139301, 2658369, 3417903, 7975107, 10253709, 23925321, 71775963]

約数ペア:

[(1, 71775963), (3, 23925321), (7, 10253709), (9, 7975107), (21, 3417903), (27, 2658369), (63, 1139301), (81, 886123), (189, 379767), (277, 259119), (457, 157059), (567, 126589), (831, 86373), (1371, 52353), (1939, 37017), (2493, 28791), (3199, 22437), (4113, 17451), (5817, 12339), (7479, 9597)]