28783703

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{937}}^1$

素因数の和:1106

約数の個数: 16

約数和(自身を含む): 33092640

約数和(自身を除く): 4308937

約数列:

[1, 13, 17, 139, 221, 937, 1807, 2363, 12181, 15929, 30719, 130243, 207077, 1693159, 2214131, 28783703]

約数ペア:

[(1, 28783703), (13, 2214131), (17, 1693159), (139, 207077), (221, 130243), (937, 30719), (1807, 15929), (2363, 12181)]