494865994

素因数分解:

$2^1\times 7^3\times {\mathrm{721379}}^1$

素因数の和:721402

約数の個数: 16

約数和(自身を含む): 865656000

約数和(自身を除く): 370790006

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 721379, 1442758, 5049653, 10099306, 35347571, 70695142, 247432997, 494865994]

約数ペア:

[(1, 494865994), (2, 247432997), (7, 70695142), (14, 35347571), (49, 10099306), (98, 5049653), (343, 1442758), (686, 721379)]