172973738

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{398557}}^1$

素因数の和:398597

約数の個数: 16

約数和(自身を含む): 306092544

約数和(自身を除く): 133118806

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 398557, 797114, 2789899, 5579798, 12355267, 24710534, 86486869, 172973738]

約数ペア:

[(1, 172973738), (2, 86486869), (7, 24710534), (14, 12355267), (31, 5579798), (62, 2789899), (217, 797114), (434, 398557)]