208047147

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{1097}}^1$

素因数の和:1939

約数の個数: 32

約数和(自身を含む): 346581504

約数和(自身を除く): 138534357

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 821, 1097, 2463, 3291, 5747, 7679, 9031, 12067, 17241, 23037, 27093, 36201, 63217, 84469, 189651, 253407, 900637, 2701911, 6304459, 9907007, 18913377, 29721021, 69349049, 208047147]

約数ペア:

[(1, 208047147), (3, 69349049), (7, 29721021), (11, 18913377), (21, 9907007), (33, 6304459), (77, 2701911), (231, 900637), (821, 253407), (1097, 189651), (2463, 84469), (3291, 63217), (5747, 36201), (7679, 27093), (9031, 23037), (12067, 17241)]