200401019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71039}}^1$

素因数の和:71090

約数の個数: 16

約数和(自身を含む): 254607360

約数和(自身を除く): 54206341

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 71039, 497273, 923507, 2202209, 6464549, 15415463, 28628717, 200401019]

約数ペア:

[(1, 200401019), (7, 28628717), (13, 15415463), (31, 6464549), (91, 2202209), (217, 923507), (403, 497273), (2821, 71039)]