7143381

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1597}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 11965824

約数和(自身を除く): 4822443

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 1597, 4473, 4791, 11179, 14373, 33537, 100611, 113387, 340161, 793709, 1020483, 2381127, 7143381]

約数ペア:

[(1, 7143381), (3, 2381127), (7, 1020483), (9, 793709), (21, 340161), (63, 113387), (71, 100611), (213, 33537), (497, 14373), (639, 11179), (1491, 4791), (1597, 4473)]