81091346

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{4231}}^1$

素因数の和:4314

約数の個数: 24

約数和(自身を含む): 142906176

約数和(自身を除く): 61814830

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 1369, 2738, 4231, 8462, 9583, 19166, 29617, 59234, 156547, 313094, 1095829, 2191658, 5792239, 11584478, 40545673, 81091346]

約数ペア:

[(1, 81091346), (2, 40545673), (7, 11584478), (14, 5792239), (37, 2191658), (74, 1095829), (259, 313094), (518, 156547), (1369, 59234), (2738, 29617), (4231, 19166), (8462, 9583)]