68498857

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7687}}^1$

素因数の和:7780

約数の個数: 16

約数和(自身を含む): 83645440

約数和(自身を除く): 15146583

約数列:

[1, 7, 19, 67, 133, 469, 1273, 7687, 8911, 53809, 146053, 515029, 1022371, 3605203, 9785551, 68498857]

約数ペア:

[(1, 68498857), (7, 9785551), (19, 3605203), (67, 1022371), (133, 515029), (469, 146053), (1273, 53809), (7687, 8911)]