28351726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{4243}}^1$

素因数の和:4515

約数の個数: 16

約数和(自身を含む): 45987984

約数和(自身を除く): 17636258

約数列:

[1, 2, 13, 26, 257, 514, 3341, 4243, 6682, 8486, 55159, 110318, 1090451, 2180902, 14175863, 28351726]

約数ペア:

[(1, 28351726), (2, 14175863), (13, 2180902), (26, 1090451), (257, 110318), (514, 55159), (3341, 8486), (4243, 6682)]