55891899

素因数分解:

$3^2\times 7^2\times {\mathrm{126739}}^1$

素因数の和:126759

約数の個数: 18

約数和(自身を含む): 93914340

約数和(自身を除く): 38022441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 126739, 380217, 887173, 1140651, 2661519, 6210211, 7984557, 18630633, 55891899]

約数ペア:

[(1, 55891899), (3, 18630633), (7, 7984557), (9, 6210211), (21, 2661519), (49, 1140651), (63, 887173), (147, 380217), (441, 126739)]