16402685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1987}}^1$

素因数の和:2132

約数の個数: 16

約数和(自身を含む): 21374976

約数和(自身を除く): 4972291

約数列:

[1, 5, 13, 65, 127, 635, 1651, 1987, 8255, 9935, 25831, 129155, 252349, 1261745, 3280537, 16402685]

約数ペア:

[(1, 16402685), (5, 3280537), (13, 1261745), (65, 252349), (127, 129155), (635, 25831), (1651, 9935), (1987, 8255)]