54786985

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 72902088

約数和(自身を除く): 18115103

約数列:

[1, 5, 11, 55, 121, 137, 605, 661, 685, 1507, 3305, 7271, 7535, 16577, 36355, 79981, 82885, 90557, 399905, 452785, 996127, 4980635, 10957397, 54786985]

約数ペア:

[(1, 54786985), (5, 10957397), (11, 4980635), (55, 996127), (121, 452785), (137, 399905), (605, 90557), (661, 82885), (685, 79981), (1507, 36355), (3305, 16577), (7271, 7535)]