68700807

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15359}}^1$

素因数の和:15443

約数の個数: 24

約数和(自身を含む): 115015680

約数和(自身を除く): 46314873

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 15359, 46077, 107513, 138231, 322539, 967617, 1090489, 3271467, 7633423, 9814401, 22900269, 68700807]

約数ペア:

[(1, 68700807), (3, 22900269), (7, 9814401), (9, 7633423), (21, 3271467), (63, 1090489), (71, 967617), (213, 322539), (497, 138231), (639, 107513), (1491, 46077), (4473, 15359)]