81435228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{969467}}^1$

素因数の和:969481

約数の個数: 24

約数和(自身を含む): 217160832

約数和(自身を除く): 135725604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 969467, 1938934, 2908401, 3877868, 5816802, 6786269, 11633604, 13572538, 20358807, 27145076, 40717614, 81435228]

約数ペア:

[(1, 81435228), (2, 40717614), (3, 27145076), (4, 20358807), (6, 13572538), (7, 11633604), (12, 6786269), (14, 5816802), (21, 3877868), (28, 2908401), (42, 1938934), (84, 969467)]