71344137543

素因数分解:

$3^1\times 7^4\times {\mathrm{9904781}}^1$

素因数の和:9904812

約数の個数: 20

約数和(自身を含む): 110973177528

約数和(自身を除く): 39629039985

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 9904781, 29714343, 69333467, 208000401, 485334269, 1456002807, 3397339883, 10192019649, 23781379181, 71344137543]

約数ペア:

[(1, 71344137543), (3, 23781379181), (7, 10192019649), (21, 3397339883), (49, 1456002807), (147, 485334269), (343, 208000401), (1029, 69333467), (2401, 29714343), (7203, 9904781)]