2997478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 5287680

約数和(自身を除く): 2290202

約数列:

[1, 2, 11, 19, 22, 38, 71, 101, 142, 202, 209, 418, 781, 1111, 1349, 1562, 1919, 2222, 2698, 3838, 7171, 14342, 14839, 21109, 29678, 42218, 78881, 136249, 157762, 272498, 1498739, 2997478]

約数ペア:

[(1, 2997478), (2, 1498739), (11, 272498), (19, 157762), (22, 136249), (38, 78881), (71, 42218), (101, 29678), (142, 21109), (202, 14839), (209, 14342), (418, 7171), (781, 3838), (1111, 2698), (1349, 2222), (1562, 1919)]