213578965

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1\times {\mathrm{1051}}^1$

素因数の和:1572

約数の個数: 16

約数和(自身を含む): 259801920

約数和(自身を除く): 46222955

約数列:

[1, 5, 97, 419, 485, 1051, 2095, 5255, 40643, 101947, 203215, 440369, 509735, 2201845, 42715793, 213578965]

約数ペア:

[(1, 213578965), (5, 42715793), (97, 2201845), (419, 509735), (485, 440369), (1051, 203215), (2095, 101947), (5255, 40643)]