217221370

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{324211}}^1$

素因数の和:324285

約数の個数: 16

約数和(自身を含む): 396835488

約数和(自身を除く): 179614118

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 324211, 648422, 1621055, 3242110, 21722137, 43444274, 108610685, 217221370]

約数ペア:

[(1, 217221370), (2, 108610685), (5, 43444274), (10, 21722137), (67, 3242110), (134, 1621055), (335, 648422), (670, 324211)]