72812047

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 96468480

約数和(自身を除く): 23656433

約数列:

[1, 7, 11, 19, 77, 133, 157, 209, 317, 1099, 1463, 1727, 2219, 2983, 3487, 6023, 12089, 20881, 24409, 32813, 42161, 49769, 66253, 229691, 348383, 463771, 547459, 945611, 3832213, 6619277, 10401721, 72812047]

約数ペア:

[(1, 72812047), (7, 10401721), (11, 6619277), (19, 3832213), (77, 945611), (133, 547459), (157, 463771), (209, 348383), (317, 229691), (1099, 66253), (1463, 49769), (1727, 42161), (2219, 32813), (2983, 24409), (3487, 20881), (6023, 12089)]