13388331

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 20782080

約数和(自身を除く): 7393749

約数列:

[1, 3, 11, 19, 33, 57, 131, 163, 209, 393, 489, 627, 1441, 1793, 2489, 3097, 4323, 5379, 7467, 9291, 21353, 27379, 34067, 64059, 82137, 102201, 234883, 405707, 704649, 1217121, 4462777, 13388331]

約数ペア:

[(1, 13388331), (3, 4462777), (11, 1217121), (19, 704649), (33, 405707), (57, 234883), (131, 102201), (163, 82137), (209, 64059), (393, 34067), (489, 27379), (627, 21353), (1441, 9291), (1793, 7467), (2489, 5379), (3097, 4323)]