31308893

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2003}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 41122080

約数和(自身を除く): 9813187

約数列:

[1, 7, 11, 29, 49, 77, 203, 319, 539, 1421, 2003, 2233, 14021, 15631, 22033, 58087, 98147, 154231, 406609, 638957, 1079617, 2846263, 4472699, 31308893]

約数ペア:

[(1, 31308893), (7, 4472699), (11, 2846263), (29, 1079617), (49, 638957), (77, 406609), (203, 154231), (319, 98147), (539, 58087), (1421, 22033), (2003, 15631), (2233, 14021)]