81664473

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{367}}^1\times {\mathrm{613}}^1$

素因数の和:1005

約数の個数: 24

約数和(自身を含む): 120206464

約数和(自身を除く): 38541991

約数列:

[1, 3, 11, 33, 121, 363, 367, 613, 1101, 1839, 4037, 6743, 12111, 20229, 44407, 74173, 133221, 222519, 224971, 674913, 2474681, 7424043, 27221491, 81664473]

約数ペア:

[(1, 81664473), (3, 27221491), (11, 7424043), (33, 2474681), (121, 674913), (363, 224971), (367, 222519), (613, 133221), (1101, 74173), (1839, 44407), (4037, 20229), (6743, 12111)]