213268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 421344

約数和(自身を除く): 208076

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 131, 148, 262, 407, 524, 814, 1441, 1628, 2882, 4847, 5764, 9694, 19388, 53317, 106634, 213268]

約数ペア:

[(1, 213268), (2, 106634), (4, 53317), (11, 19388), (22, 9694), (37, 5764), (44, 4847), (74, 2882), (131, 1628), (148, 1441), (262, 814), (407, 524)]