71793986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 122135040

約数和(自身を除く): 50341054

約数列:

[1, 2, 11, 22, 37, 74, 89, 178, 407, 814, 979, 991, 1958, 1982, 3293, 6586, 10901, 21802, 36223, 36667, 72446, 73334, 88199, 176398, 403337, 806674, 970189, 1940378, 3263363, 6526726, 35896993, 71793986]

約数ペア:

[(1, 71793986), (2, 35896993), (11, 6526726), (22, 3263363), (37, 1940378), (74, 970189), (89, 806674), (178, 403337), (407, 176398), (814, 88199), (979, 73334), (991, 72446), (1958, 36667), (1982, 36223), (3293, 21802), (6586, 10901)]