645909485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{211427}}^1$

素因数の和:211492

約数の個数: 16

約数和(自身を含む): 852477696

約数和(自身を除く): 206568211

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 211427, 1057135, 2748551, 9937069, 13742755, 49685345, 129181897, 645909485]

約数ペア:

[(1, 645909485), (5, 129181897), (13, 49685345), (47, 13742755), (65, 9937069), (235, 2748551), (611, 1057135), (3055, 211427)]