81977166

素因数分解:

$2^1\times 3^2\times {\mathrm{1103}}^1\times {\mathrm{4129}}^1$

素因数の和:5240

約数の個数: 24

約数和(自身を含む): 177821280

約数和(自身を除く): 95844114

約数列:

[1, 2, 3, 6, 9, 18, 1103, 2206, 3309, 4129, 6618, 8258, 9927, 12387, 19854, 24774, 37161, 74322, 4554287, 9108574, 13662861, 27325722, 40988583, 81977166]

約数ペア:

[(1, 81977166), (2, 40988583), (3, 27325722), (6, 13662861), (9, 9108574), (18, 4554287), (1103, 74322), (2206, 37161), (3309, 24774), (4129, 19854), (6618, 12387), (8258, 9927)]