2217980578

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{72167}}^1$

素因数の和:72318

約数の個数: 24

約数和(自身を含む): 3685764096

約数和(自身を除く): 1467783518

約数列:

[1, 2, 11, 22, 121, 127, 242, 254, 1397, 2794, 15367, 30734, 72167, 144334, 793837, 1587674, 8732207, 9165209, 17464414, 18330418, 100817299, 201634598, 1108990289, 2217980578]

約数ペア:

[(1, 2217980578), (2, 1108990289), (11, 201634598), (22, 100817299), (121, 18330418), (127, 17464414), (242, 9165209), (254, 8732207), (1397, 1587674), (2794, 793837), (15367, 144334), (30734, 72167)]