202278789

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 315544320

約数和(自身を除く): 113265531

約数列:

[1, 3, 9, 27, 41, 79, 81, 123, 237, 243, 257, 369, 711, 771, 1107, 2133, 2313, 3239, 3321, 6399, 6939, 9717, 9963, 10537, 19197, 20303, 20817, 29151, 31611, 60909, 62451, 87453, 94833, 182727, 262359, 284499, 548181, 787077, 832423, 853497, 1644543, 2497269, 2560491, 4933629, 7491807, 22475421, 67426263, 202278789]

約数ペア:

[(1, 202278789), (3, 67426263), (9, 22475421), (27, 7491807), (41, 4933629), (79, 2560491), (81, 2497269), (123, 1644543), (237, 853497), (243, 832423), (257, 787077), (369, 548181), (711, 284499), (771, 262359), (1107, 182727), (2133, 94833), (2313, 87453), (3239, 62451), (3321, 60909), (6399, 31611), (6939, 29151), (9717, 20817), (9963, 20303), (10537, 19197)]