2740458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 6359040

約数和(自身を除く): 3618582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 919, 994, 1491, 1838, 2757, 2982, 5514, 6433, 12866, 19299, 38598, 65249, 130498, 195747, 391494, 456743, 913486, 1370229, 2740458]

約数ペア:

[(1, 2740458), (2, 1370229), (3, 913486), (6, 456743), (7, 391494), (14, 195747), (21, 130498), (42, 65249), (71, 38598), (142, 19299), (213, 12866), (426, 6433), (497, 5514), (919, 2982), (994, 2757), (1491, 1838)]