81225898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1447}}^1$

素因数の和:1606

約数の個数: 32

約数和(自身を含む): 140120064

約数和(自身を除く): 58894166

約数列:

[1, 2, 13, 17, 26, 34, 127, 221, 254, 442, 1447, 1651, 2159, 2894, 3302, 4318, 18811, 24599, 28067, 37622, 49198, 56134, 183769, 319787, 367538, 639574, 2388997, 3124073, 4777994, 6248146, 40612949, 81225898]

約数ペア:

[(1, 81225898), (2, 40612949), (13, 6248146), (17, 4777994), (26, 3124073), (34, 2388997), (127, 639574), (221, 367538), (254, 319787), (442, 183769), (1447, 56134), (1651, 49198), (2159, 37622), (2894, 28067), (3302, 24599), (4318, 18811)]