420552146

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{639137}}^1$

素因数の和:639193

約数の個数: 16

約数和(自身を含む): 736286976

約数和(自身を除く): 315734830

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 639137, 1278274, 4473959, 8947918, 30039439, 60078878, 210276073, 420552146]

約数ペア:

[(1, 420552146), (2, 210276073), (7, 60078878), (14, 30039439), (47, 8947918), (94, 4473959), (329, 1278274), (658, 639137)]