54001971

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{35089}}^1$

素因数の和:35120

約数の個数: 20

約数和(自身を含む): 84917800

約数和(自身を除く): 30915829

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 35089, 105267, 315801, 666691, 947403, 2000073, 2842209, 6000219, 18000657, 54001971]

約数ペア:

[(1, 54001971), (3, 18000657), (9, 6000219), (19, 2842209), (27, 2000073), (57, 947403), (81, 666691), (171, 315801), (513, 105267), (1539, 35089)]