15140515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5417}}^1$

素因数の和:5478

約数の個数: 16

約数和(自身を含む): 20024928

約数和(自身を除く): 4884413

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 5417, 27085, 70421, 232931, 352105, 1164655, 3028103, 15140515]

約数ペア:

[(1, 15140515), (5, 3028103), (13, 1164655), (43, 352105), (65, 232931), (215, 70421), (559, 27085), (2795, 5417)]