28684426

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{2557}}^1$

素因数の和:2709

約数の個数: 16

約数和(自身を含む): 44202240

約数和(自身を除く): 15517814

約数列:

[1, 2, 71, 79, 142, 158, 2557, 5114, 5609, 11218, 181547, 202003, 363094, 404006, 14342213, 28684426]

約数ペア:

[(1, 28684426), (2, 14342213), (71, 404006), (79, 363094), (142, 202003), (158, 181547), (2557, 11218), (5114, 5609)]