139281821

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{1279}}^1$

素因数の和:1664

約数の個数: 16

約数和(自身を含む): 163184640

約数和(自身を除く): 23902819

約数列:

[1, 7, 47, 329, 331, 1279, 2317, 8953, 15557, 60113, 108899, 420791, 423349, 2963443, 19897403, 139281821]

約数ペア:

[(1, 139281821), (7, 19897403), (47, 2963443), (329, 423349), (331, 420791), (1279, 108899), (2317, 60113), (8953, 15557)]