81762793679

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{409}}^1\times {\mathrm{3967}}^1$

素因数の和:4719

約数の個数: 32

約数和(自身を含む): 98081341440

約数和(自身を除く): 16318547761

約数列:

[1, 7, 23, 161, 313, 409, 2191, 2863, 3967, 7199, 9407, 27769, 50393, 65849, 91241, 128017, 638687, 896119, 1241671, 1622503, 2944391, 8691697, 11357521, 20610737, 28558433, 37317569, 199909031, 261222983, 507843439, 3554904073, 11680399097, 81762793679]

約数ペア:

[(1, 81762793679), (7, 11680399097), (23, 3554904073), (161, 507843439), (313, 261222983), (409, 199909031), (2191, 37317569), (2863, 28558433), (3967, 20610737), (7199, 11357521), (9407, 8691697), (27769, 2944391), (50393, 1622503), (65849, 1241671), (91241, 896119), (128017, 638687)]