55329519

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 87588864

約数和(自身を除く): 32259345

約数列:

[1, 3, 7, 21, 43, 71, 129, 213, 301, 497, 863, 903, 1491, 2589, 3053, 6041, 9159, 18123, 21371, 37109, 61273, 64113, 111327, 183819, 259763, 428911, 779289, 1286733, 2634739, 7904217, 18443173, 55329519]

約数ペア:

[(1, 55329519), (3, 18443173), (7, 7904217), (21, 2634739), (43, 1286733), (71, 779289), (129, 428911), (213, 259763), (301, 183819), (497, 111327), (863, 64113), (903, 61273), (1491, 37109), (2589, 21371), (3053, 18123), (6041, 9159)]