1289224727

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{421453}}^1$

素因数の和:421502

約数の個数: 16

約数和(自身を含む): 1618383360

約数和(自身を除く): 329158633

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 421453, 2950171, 8007607, 9693419, 56053249, 67853933, 184174961, 1289224727]

約数ペア:

[(1, 1289224727), (7, 184174961), (19, 67853933), (23, 56053249), (133, 9693419), (161, 8007607), (437, 2950171), (3059, 421453)]