28649739

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11689}}^1$

素因数の和:11754

約数の個数: 16

約数和(自身を含む): 41148800

約数和(自身を除く): 12499061

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 11689, 35067, 222091, 502627, 666273, 1507881, 9549913, 28649739]

約数ペア:

[(1, 28649739), (3, 9549913), (19, 1507881), (43, 666273), (57, 502627), (129, 222091), (817, 35067), (2451, 11689)]