55256886

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{43237}}^1$

素因数の和:43316

約数の個数: 24

約数和(自身を含む): 121412304

約数和(自身を除く): 66155418

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 43237, 86474, 129711, 259422, 389133, 778266, 3069827, 6139654, 9209481, 18418962, 27628443, 55256886]

約数ペア:

[(1, 55256886), (2, 27628443), (3, 18418962), (6, 9209481), (9, 6139654), (18, 3069827), (71, 778266), (142, 389133), (213, 259422), (426, 129711), (639, 86474), (1278, 43237)]