2940709919

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1\times {\mathrm{877}}^1$

素因数の和:1319

約数の個数: 32

約数和(自身を含む): 3580554240

約数和(自身を除く): 639844321

約数列:

[1, 7, 23, 59, 161, 353, 413, 877, 1357, 2471, 6139, 8119, 9499, 20171, 20827, 51743, 56833, 141197, 145789, 309581, 362201, 479021, 1190089, 2167067, 3353147, 7120363, 8330623, 18265279, 49842541, 127856953, 420101417, 2940709919]

約数ペア:

[(1, 2940709919), (7, 420101417), (23, 127856953), (59, 49842541), (161, 18265279), (353, 8330623), (413, 7120363), (877, 3353147), (1357, 2167067), (2471, 1190089), (6139, 479021), (8119, 362201), (9499, 309581), (20171, 145789), (20827, 141197), (51743, 56833)]