261702147

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{9103}}^1$

素因数の和:9187

約数の個数: 24

約数和(自身を含む): 409898496

約数和(自身を除く): 148196349

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 1369, 4107, 9103, 9583, 27309, 28749, 63721, 191163, 336811, 1010433, 2357677, 7073031, 12462007, 37386021, 87234049, 261702147]

約数ペア:

[(1, 261702147), (3, 87234049), (7, 37386021), (21, 12462007), (37, 7073031), (111, 2357677), (259, 1010433), (777, 336811), (1369, 191163), (4107, 63721), (9103, 28749), (9583, 27309)]