67647745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 91808640

約数和(自身を除く): 24160895

約数列:

[1, 5, 11, 41, 55, 131, 205, 229, 451, 655, 1145, 1441, 2255, 2519, 5371, 7205, 9389, 12595, 26855, 29999, 46945, 59081, 103279, 149995, 295405, 329989, 516395, 1229959, 1649945, 6149795, 13529549, 67647745]

約数ペア:

[(1, 67647745), (5, 13529549), (11, 6149795), (41, 1649945), (55, 1229959), (131, 516395), (205, 329989), (229, 295405), (451, 149995), (655, 103279), (1145, 59081), (1441, 46945), (2255, 29999), (2519, 26855), (5371, 12595), (7205, 9389)]