29788479

素因数分解:

$3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:617

約数の個数: 40

約数和(自身を含む): 51435648

約数和(自身を除く): 21647169

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 107, 189, 321, 491, 567, 749, 963, 1473, 2247, 2889, 3437, 4419, 6741, 8667, 10311, 13257, 20223, 30933, 39771, 52537, 60669, 92799, 157611, 278397, 367759, 472833, 1103277, 1418499, 3309831, 4255497, 9929493, 29788479]

約数ペア:

[(1, 29788479), (3, 9929493), (7, 4255497), (9, 3309831), (21, 1418499), (27, 1103277), (63, 472833), (81, 367759), (107, 278397), (189, 157611), (321, 92799), (491, 60669), (567, 52537), (749, 39771), (963, 30933), (1473, 20223), (2247, 13257), (2889, 10311), (3437, 8667), (4419, 6741)]