4991623

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2887}}^1$

素因数の和:2926

約数の個数: 16

約数和(自身を含む): 6469120

約数和(自身を除く): 1477497

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 2887, 20209, 37531, 54853, 262717, 383971, 713089, 4991623]

約数ペア:

[(1, 4991623), (7, 713089), (13, 383971), (19, 262717), (91, 54853), (133, 37531), (247, 20209), (1729, 2887)]