2173860865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^2$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 2865348864

約数和(自身を除く): 691487999

約数列:

[1, 5, 11, 55, 223, 421, 1115, 2105, 2453, 4631, 12265, 23155, 93883, 177241, 469415, 886205, 1032713, 1949651, 5163565, 9748255, 39524743, 197623715, 434772173, 2173860865]

約数ペア:

[(1, 2173860865), (5, 434772173), (11, 197623715), (55, 39524743), (223, 9748255), (421, 5163565), (1115, 1949651), (2105, 1032713), (2453, 886205), (4631, 469415), (12265, 177241), (23155, 93883)]