9720837

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2707}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 17331200

約数和(自身を除く): 7610363

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 2707, 3591, 8121, 18949, 24363, 51433, 56847, 73089, 154299, 170541, 360031, 462897, 511623, 1080093, 1388691, 3240279, 9720837]

約数ペア:

[(1, 9720837), (3, 3240279), (7, 1388691), (9, 1080093), (19, 511623), (21, 462897), (27, 360031), (57, 170541), (63, 154299), (133, 73089), (171, 56847), (189, 51433), (399, 24363), (513, 18949), (1197, 8121), (2707, 3591)]