17258913

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:579

約数の個数: 40

約数和(自身を含む): 30008000

約数和(自身を除く): 12749087

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 427, 499, 549, 567, 1281, 1497, 1647, 3493, 3843, 4491, 4941, 10479, 11529, 13473, 30439, 31437, 34587, 40419, 91317, 94311, 213073, 273951, 282933, 639219, 821853, 1917657, 2465559, 5752971, 17258913]

約数ペア:

[(1, 17258913), (3, 5752971), (7, 2465559), (9, 1917657), (21, 821853), (27, 639219), (61, 282933), (63, 273951), (81, 213073), (183, 94311), (189, 91317), (427, 40419), (499, 34587), (549, 31437), (567, 30439), (1281, 13473), (1497, 11529), (1647, 10479), (3493, 4941), (3843, 4491)]