73942421

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 89018496

約数和(自身を除く): 15076075

約数列:

[1, 7, 47, 49, 97, 329, 331, 679, 2303, 2317, 4559, 4753, 15557, 16219, 31913, 32107, 108899, 223391, 224749, 762293, 1509029, 1573243, 10563203, 73942421]

約数ペア:

[(1, 73942421), (7, 10563203), (47, 1573243), (49, 1509029), (97, 762293), (329, 224749), (331, 223391), (679, 108899), (2303, 32107), (2317, 31913), (4559, 16219), (4753, 15557)]