26841815

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 44900352

約数和(自身を除く): 18058537

約数列:

[1, 5, 7, 11, 13, 31, 35, 55, 65, 77, 91, 143, 155, 173, 217, 341, 385, 403, 455, 715, 865, 1001, 1085, 1211, 1705, 1903, 2015, 2249, 2387, 2821, 4433, 5005, 5363, 6055, 9515, 11245, 11935, 13321, 14105, 15743, 22165, 24739, 26815, 31031, 37541, 58993, 66605, 69719, 78715, 123695, 155155, 173173, 187705, 294965, 348595, 412951, 488033, 766909, 865865, 2064755, 2440165, 3834545, 5368363, 26841815]

約数ペア:

[(1, 26841815), (5, 5368363), (7, 3834545), (11, 2440165), (13, 2064755), (31, 865865), (35, 766909), (55, 488033), (65, 412951), (77, 348595), (91, 294965), (143, 187705), (155, 173173), (173, 155155), (217, 123695), (341, 78715), (385, 69719), (403, 66605), (455, 58993), (715, 37541), (865, 31031), (1001, 26815), (1085, 24739), (1211, 22165), (1705, 15743), (1903, 14105), (2015, 13321), (2249, 11935), (2387, 11245), (2821, 9515), (4433, 6055), (5005, 5363)]