210819355

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{4639}}^1$

素因数の和:4854

約数の個数: 16

約数和(自身を含む): 258912000

約数和(自身を除く): 48092645

約数列:

[1, 5, 61, 149, 305, 745, 4639, 9089, 23195, 45445, 282979, 691211, 1414895, 3456055, 42163871, 210819355]

約数ペア:

[(1, 210819355), (5, 42163871), (61, 3456055), (149, 1414895), (305, 691211), (745, 282979), (4639, 45445), (9089, 23195)]