28300279

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 33140736

約数和(自身を除く): 4840457

約数列:

[1, 7, 61, 191, 347, 427, 1337, 2429, 11651, 21167, 66277, 81557, 148169, 463939, 4042897, 28300279]

約数ペア:

[(1, 28300279), (7, 4042897), (61, 463939), (191, 148169), (347, 81557), (427, 66277), (1337, 21167), (2429, 11651)]