2644265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2393}}^1$

素因数の和:2428

約数の個数: 16

約数和(自身を含む): 3619728

約数和(自身を除く): 975463

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 2393, 11965, 31109, 40681, 155545, 203405, 528853, 2644265]

約数ペア:

[(1, 2644265), (5, 528853), (13, 203405), (17, 155545), (65, 40681), (85, 31109), (221, 11965), (1105, 2393)]