68253913

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{15307}}^1$

素因数の和:15341

約数の個数: 16

約数和(自身を含む): 85724800

約数和(自身を除く): 17470887

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 15307, 107149, 198991, 750043, 1392937, 5250301, 9750559, 68253913]

約数ペア:

[(1, 68253913), (7, 9750559), (13, 5250301), (49, 1392937), (91, 750043), (343, 198991), (637, 107149), (4459, 15307)]