255772286

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{57271}}^1$

素因数の和:57320

約数の個数: 32

約数和(自身を含む): 494830080

約数和(自身を除く): 239057794

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 57271, 114542, 400897, 629981, 801794, 1259962, 1660859, 3321718, 4409867, 8819734, 11626013, 18269449, 23252026, 36538898, 127886143, 255772286]

約数ペア:

[(1, 255772286), (2, 127886143), (7, 36538898), (11, 23252026), (14, 18269449), (22, 11626013), (29, 8819734), (58, 4409867), (77, 3321718), (154, 1660859), (203, 1259962), (319, 801794), (406, 629981), (638, 400897), (2233, 114542), (4466, 57271)]