210808280605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{19896959}}^1$

素因数の和:19897140

約数の個数: 16

約数和(自身を含む): 274100520960

約数和(自身を除く): 63292240355

約数列:

[1, 5, 13, 65, 163, 815, 2119, 10595, 19896959, 99484795, 258660467, 1293302335, 3243204317, 16216021585, 42161656121, 210808280605]

約数ペア:

[(1, 210808280605), (5, 42161656121), (13, 16216021585), (65, 3243204317), (163, 1293302335), (815, 258660467), (2119, 99484795), (10595, 19896959)]