201664970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1551269}}^1$

素因数の和:1551289

約数の個数: 16

約数和(自身を含む): 390920040

約数和(自身を除く): 189255070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1551269, 3102538, 7756345, 15512690, 20166497, 40332994, 100832485, 201664970]

約数ペア:

[(1, 201664970), (2, 100832485), (5, 40332994), (10, 20166497), (13, 15512690), (26, 7756345), (65, 3102538), (130, 1551269)]