28338115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11783}}^1$

素因数の和:11838

約数の個数: 16

約数和(自身を含む): 37614528

約数和(自身を除く): 9276413

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 11783, 58915, 153179, 435971, 765895, 2179855, 5667623, 28338115]

約数ペア:

[(1, 28338115), (5, 5667623), (13, 2179855), (37, 765895), (65, 435971), (185, 153179), (481, 58915), (2405, 11783)]