628392955

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{19889}}^1$

素因数の和:20054

約数の個数: 16

約数和(自身を含む): 773323200

約数和(自身を除く): 144930245

約数列:

[1, 5, 71, 89, 355, 445, 6319, 19889, 31595, 99445, 1412119, 1770121, 7060595, 8850605, 125678591, 628392955]

約数ペア:

[(1, 628392955), (5, 125678591), (71, 8850605), (89, 7060595), (355, 1770121), (445, 1412119), (6319, 99445), (19889, 31595)]