249383457

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{25633}}^1$

素因数の和:25709

約数の個数: 24

約数和(自身を含む): 383894784

約数和(自身を除く): 134511327

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 25633, 76899, 230697, 589559, 1204751, 1768677, 3614253, 5306031, 10842759, 27709273, 83127819, 249383457]

約数ペア:

[(1, 249383457), (3, 83127819), (9, 27709273), (23, 10842759), (47, 5306031), (69, 3614253), (141, 1768677), (207, 1204751), (423, 589559), (1081, 230697), (3243, 76899), (9729, 25633)]