227782009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{8543}}^1$

素因数の和:8856

約数の個数: 16

約数和(自身を含む): 281336832

約数和(自身を除く): 53554823

約数列:

[1, 7, 13, 91, 293, 2051, 3809, 8543, 26663, 59801, 111059, 777413, 2503099, 17521693, 32540287, 227782009]

約数ペア:

[(1, 227782009), (7, 32540287), (13, 17521693), (91, 2503099), (293, 777413), (2051, 111059), (3809, 59801), (8543, 26663)]