28118528091

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{176983}}^1$

素因数の和:177255

約数の個数: 24

約数和(自身を含む): 41230192640

約数和(自身を除く): 13111664549

約数列:

[1, 3, 9, 127, 139, 381, 417, 1143, 1251, 17653, 52959, 158877, 176983, 530949, 1592847, 22476841, 24600637, 67430523, 73801911, 202291569, 221405733, 3124280899, 9372842697, 28118528091]

約数ペア:

[(1, 28118528091), (3, 9372842697), (9, 3124280899), (127, 221405733), (139, 202291569), (381, 73801911), (417, 67430523), (1143, 24600637), (1251, 22476841), (17653, 1592847), (52959, 530949), (158877, 176983)]