109820221

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{131837}}^1$

素因数の和:131868

約数の個数: 12

約数和(自身を含む): 135265788

約数和(自身を除く): 25445567

約数列:

[1, 7, 17, 49, 119, 833, 131837, 922859, 2241229, 6460013, 15688603, 109820221]

約数ペア:

[(1, 109820221), (7, 15688603), (17, 6460013), (49, 2241229), (119, 922859), (833, 131837)]