84390245

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2671}}^1$

素因数の和:2836

約数の個数: 16

約数和(自身を含む): 103887360

約数和(自身を除く): 19497115

約数列:

[1, 5, 71, 89, 355, 445, 2671, 6319, 13355, 31595, 189641, 237719, 948205, 1188595, 16878049, 84390245]

約数ペア:

[(1, 84390245), (5, 16878049), (71, 1188595), (89, 948205), (355, 237719), (445, 189641), (2671, 31595), (6319, 13355)]