166394756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{42491}}^1$

素因数の和:42595

約数の個数: 24

約数和(自身を含む): 321239520

約数和(自身を除く): 154844764

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 42491, 84982, 169964, 467401, 934802, 1869604, 3781699, 7563398, 15126796, 41598689, 83197378, 166394756]

約数ペア:

[(1, 166394756), (2, 83197378), (4, 41598689), (11, 15126796), (22, 7563398), (44, 3781699), (89, 1869604), (178, 934802), (356, 467401), (979, 169964), (1958, 84982), (3916, 42491)]