16404661

素因数分解:

$7^3\times {\mathrm{13}}^2\times {\mathrm{283}}^1$

素因数の和:330

約数の個数: 24

約数和(自身を含む): 20788800

約数和(自身を除く): 4384139

約数列:

[1, 7, 13, 49, 91, 169, 283, 343, 637, 1183, 1981, 3679, 4459, 8281, 13867, 25753, 47827, 57967, 97069, 180271, 334789, 1261897, 2343523, 16404661]

約数ペア:

[(1, 16404661), (7, 2343523), (13, 1261897), (49, 334789), (91, 180271), (169, 97069), (283, 57967), (343, 47827), (637, 25753), (1183, 13867), (1981, 8281), (3679, 4459)]