7438045401

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{12809}}^1$

素因数の和:12995

約数の個数: 40

約数和(自身を含む): 11383273440

約数和(自身を除く): 3945228039

約数列:

[1, 3, 9, 27, 67, 81, 107, 201, 321, 603, 963, 1809, 2889, 5427, 7169, 8667, 12809, 21507, 38427, 64521, 115281, 193563, 345843, 580689, 858203, 1037529, 1370563, 2574609, 4111689, 7723827, 12335067, 23171481, 37005201, 69514443, 91827721, 111015603, 275483163, 826449489, 2479348467, 7438045401]

約数ペア:

[(1, 7438045401), (3, 2479348467), (9, 826449489), (27, 275483163), (67, 111015603), (81, 91827721), (107, 69514443), (201, 37005201), (321, 23171481), (603, 12335067), (963, 7723827), (1809, 4111689), (2889, 2574609), (5427, 1370563), (7169, 1037529), (8667, 858203), (12809, 580689), (21507, 345843), (38427, 193563), (64521, 115281)]