990806004

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{887819}}^1$

素因数の和:887860

約数の個数: 36

約数和(自身を含む): 2585331840

約数和(自身を除く): 1594525836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 887819, 1775638, 2663457, 3551276, 5326914, 7990371, 10653828, 15980742, 27522389, 31961484, 55044778, 82567167, 110089556, 165134334, 247701501, 330268668, 495403002, 990806004]

約数ペア:

[(1, 990806004), (2, 495403002), (3, 330268668), (4, 247701501), (6, 165134334), (9, 110089556), (12, 82567167), (18, 55044778), (31, 31961484), (36, 27522389), (62, 15980742), (93, 10653828), (124, 7990371), (186, 5326914), (279, 3551276), (372, 2663457), (558, 1775638), (1116, 887819)]