40180779

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 63903840

約数和(自身を除く): 23723061

約数列:

[1, 3, 9, 27, 37, 41, 81, 109, 111, 123, 243, 327, 333, 369, 981, 999, 1107, 1517, 2943, 2997, 3321, 4033, 4469, 4551, 8829, 8991, 9963, 12099, 13407, 13653, 26487, 36297, 40221, 40959, 108891, 120663, 122877, 165353, 326673, 361989, 368631, 496059, 980019, 1085967, 1488177, 4464531, 13393593, 40180779]

約数ペア:

[(1, 40180779), (3, 13393593), (9, 4464531), (27, 1488177), (37, 1085967), (41, 980019), (81, 496059), (109, 368631), (111, 361989), (123, 326673), (243, 165353), (327, 122877), (333, 120663), (369, 108891), (981, 40959), (999, 40221), (1107, 36297), (1517, 26487), (2943, 13653), (2997, 13407), (3321, 12099), (4033, 9963), (4469, 8991), (4551, 8829)]