13306921131

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{459509}}^1$

素因数の和:459723

約数の個数: 24

約数和(自身を含む): 20744119440

約数和(自身を除く): 7437198309

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 4137, 9653, 28959, 459509, 1378527, 3216563, 9649689, 22515941, 67547823, 90523273, 271569819, 633662911, 1900988733, 4435640377, 13306921131]

約数ペア:

[(1, 13306921131), (3, 4435640377), (7, 1900988733), (21, 633662911), (49, 271569819), (147, 90523273), (197, 67547823), (591, 22515941), (1379, 9649689), (4137, 3216563), (9653, 1378527), (28959, 459509)]