212909718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107857}}^1$

素因数の和:107916

約数の個数: 32

約数和(自身を含む): 497009664

約数和(自身を除く): 284099946

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 107857, 215714, 323571, 647142, 754999, 1509998, 2264997, 4529994, 5069279, 10138558, 15207837, 30415674, 35484953, 70969906, 106454859, 212909718]

約数ペア:

[(1, 212909718), (2, 106454859), (3, 70969906), (6, 35484953), (7, 30415674), (14, 15207837), (21, 10138558), (42, 5069279), (47, 4529994), (94, 2264997), (141, 1509998), (282, 754999), (329, 647142), (658, 323571), (987, 215714), (1974, 107857)]