340936778

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{39857}}^1$

素因数の和:39926

約数の個数: 32

約数和(自身を含む): 642829824

約数和(自身を除く): 301893046

約数列:

[1, 2, 7, 13, 14, 26, 47, 91, 94, 182, 329, 611, 658, 1222, 4277, 8554, 39857, 79714, 278999, 518141, 557998, 1036282, 1873279, 3626987, 3746558, 7253974, 13112953, 24352627, 26225906, 48705254, 170468389, 340936778]

約数ペア:

[(1, 340936778), (2, 170468389), (7, 48705254), (13, 26225906), (14, 24352627), (26, 13112953), (47, 7253974), (91, 3746558), (94, 3626987), (182, 1873279), (329, 1036282), (611, 557998), (658, 518141), (1222, 278999), (4277, 79714), (8554, 39857)]