702121

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:133

約数の個数: 16

約数和(自身を含む): 864000

約数和(自身を除く): 161879

約数列:

[1, 7, 23, 49, 89, 161, 343, 623, 1127, 2047, 4361, 7889, 14329, 30527, 100303, 702121]

約数ペア:

[(1, 702121), (7, 100303), (23, 30527), (49, 14329), (89, 7889), (161, 4361), (343, 2047), (623, 1127)]