28654717

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16573}}^1$

素因数の和:16612

約数の個数: 16

約数和(自身を含む): 37125760

約数和(自身を除く): 8471043

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 16573, 116011, 215449, 314887, 1508143, 2204209, 4093531, 28654717]

約数ペア:

[(1, 28654717), (7, 4093531), (13, 2204209), (19, 1508143), (91, 314887), (133, 215449), (247, 116011), (1729, 16573)]