51981372

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{6779}}^1$

素因数の和:6863

約数の個数: 48

約数和(自身を含む): 136684800

約数和(自身を除く): 84703428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 6779, 7668, 13558, 20337, 27116, 40674, 61011, 81348, 122022, 183033, 244044, 366066, 481309, 732132, 962618, 1443927, 1925236, 2887854, 4331781, 5775708, 8663562, 12995343, 17327124, 25990686, 51981372]

約数ペア:

[(1, 51981372), (2, 25990686), (3, 17327124), (4, 12995343), (6, 8663562), (9, 5775708), (12, 4331781), (18, 2887854), (27, 1925236), (36, 1443927), (54, 962618), (71, 732132), (108, 481309), (142, 366066), (213, 244044), (284, 183033), (426, 122022), (639, 81348), (852, 61011), (1278, 40674), (1917, 27116), (2556, 20337), (3834, 13558), (6779, 7668)]