1269877581

素因数分解:

$3^4\times 7^3\times {\mathrm{45707}}^1$

素因数の和:45740

約数の個数: 40

約数和(自身を含む): 2212267200

約数和(自身を除く): 942389619

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 3087, 3969, 9261, 27783, 45707, 137121, 319949, 411363, 959847, 1234089, 2239643, 2879541, 3702267, 6718929, 8638623, 15677501, 20156787, 25915869, 47032503, 60470361, 141097509, 181411083, 423292527, 1269877581]

約数ペア:

[(1, 1269877581), (3, 423292527), (7, 181411083), (9, 141097509), (21, 60470361), (27, 47032503), (49, 25915869), (63, 20156787), (81, 15677501), (147, 8638623), (189, 6718929), (343, 3702267), (441, 2879541), (567, 2239643), (1029, 1234089), (1323, 959847), (3087, 411363), (3969, 319949), (9261, 137121), (27783, 45707)]