72267013

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:906

約数の個数: 32

約数和(自身を含む): 95648000

約数和(自身を除く): 23380987

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 343, 637, 853, 931, 1729, 4459, 5971, 6517, 11089, 12103, 16207, 41797, 77623, 84721, 113449, 210691, 292579, 543361, 794143, 1474837, 3803527, 5559001, 10323859, 72267013]

約数ペア:

[(1, 72267013), (7, 10323859), (13, 5559001), (19, 3803527), (49, 1474837), (91, 794143), (133, 543361), (247, 292579), (343, 210691), (637, 113449), (853, 84721), (931, 77623), (1729, 41797), (4459, 16207), (5971, 12103), (6517, 11089)]