171222170

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{49919}}^1$

素因数の和:49947

約数の個数: 32

約数和(自身を含む): 359424000

約数和(自身を除く): 188201830

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 49919, 99838, 249595, 349433, 499190, 698866, 1747165, 2446031, 3494330, 4892062, 12230155, 17122217, 24460310, 34244434, 85611085, 171222170]

約数ペア:

[(1, 171222170), (2, 85611085), (5, 34244434), (7, 24460310), (10, 17122217), (14, 12230155), (35, 4892062), (49, 3494330), (70, 2446031), (98, 1747165), (245, 698866), (343, 499190), (490, 349433), (686, 249595), (1715, 99838), (3430, 49919)]