81810071259

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{15041381}}^1$

素因数の和:15041435

約数の個数: 24

約数和(自身を含む): 130318533648

約数和(自身を除く): 48508462389

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 15041381, 45124143, 105289667, 315869001, 556531097, 737027669, 1669593291, 2211083007, 3895717679, 11687153037, 27270023753, 81810071259]

約数ペア:

[(1, 81810071259), (3, 27270023753), (7, 11687153037), (21, 3895717679), (37, 2211083007), (49, 1669593291), (111, 737027669), (147, 556531097), (259, 315869001), (777, 105289667), (1813, 45124143), (5439, 15041381)]