161727170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{1621}}^1$

素因数の和:2546

約数の個数: 32

約数和(自身を含む): 318119616

約数和(自身を除く): 156392446

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 907, 1621, 1814, 3242, 4535, 8105, 9070, 9977, 16210, 17831, 19954, 35662, 49885, 89155, 99770, 178310, 1470247, 2940494, 7351235, 14702470, 16172717, 32345434, 80863585, 161727170]

約数ペア:

[(1, 161727170), (2, 80863585), (5, 32345434), (10, 16172717), (11, 14702470), (22, 7351235), (55, 2940494), (110, 1470247), (907, 178310), (1621, 99770), (1814, 89155), (3242, 49885), (4535, 35662), (8105, 19954), (9070, 17831), (9977, 16210)]