29720999

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{823}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 38325888

約数和(自身を除く): 8604889

約数列:

[1, 7, 11, 49, 67, 77, 469, 539, 737, 823, 3283, 5159, 5761, 9053, 36113, 40327, 55141, 63371, 385987, 443597, 606551, 2701909, 4245857, 29720999]

約数ペア:

[(1, 29720999), (7, 4245857), (11, 2701909), (49, 606551), (67, 443597), (77, 385987), (469, 63371), (539, 55141), (737, 40327), (823, 36113), (3283, 9053), (5159, 5761)]