81065644

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{167491}}^1$

素因数の和:167517

約数の個数: 18

約数和(自身を含む): 155935052

約数和(自身を除く): 74869408

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 167491, 334982, 669964, 1842401, 3684802, 7369604, 20266411, 40532822, 81065644]

約数ペア:

[(1, 81065644), (2, 40532822), (4, 20266411), (11, 7369604), (22, 3684802), (44, 1842401), (121, 669964), (242, 334982), (484, 167491)]