264536321

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{4457}}^1$

素因数の和:4664

約数の個数: 16

約数和(自身を含む): 309563520

約数和(自身を除く): 45027199

約数列:

[1, 7, 61, 139, 427, 973, 4457, 8479, 31199, 59353, 271877, 619523, 1903139, 4336661, 37790903, 264536321]

約数ペア:

[(1, 264536321), (7, 37790903), (61, 4336661), (139, 1903139), (427, 619523), (973, 271877), (4457, 59353), (8479, 31199)]