164217

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:132

約数の個数: 16

約数和(自身を含む): 239360

約数和(自身を除く): 75143

約数列:

[1, 3, 19, 43, 57, 67, 129, 201, 817, 1273, 2451, 2881, 3819, 8643, 54739, 164217]

約数ペア:

[(1, 164217), (3, 54739), (19, 8643), (43, 3819), (57, 2881), (67, 2451), (129, 1273), (201, 817)]