121002147

素因数分解:

$3^3\times 7^1\times {\mathrm{640223}}^1$

素因数の和:640239

約数の個数: 16

約数和(自身を含む): 204871680

約数和(自身を除く): 83869533

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 640223, 1920669, 4481561, 5762007, 13444683, 17286021, 40334049, 121002147]

約数ペア:

[(1, 121002147), (3, 40334049), (7, 17286021), (9, 13444683), (21, 5762007), (27, 4481561), (63, 1920669), (189, 640223)]