513928807

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{911}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 620688960

約数和(自身を除く): 106760153

約数列:

[1, 7, 29, 49, 203, 397, 911, 1421, 2779, 6377, 11513, 19453, 26419, 44639, 80591, 184933, 361667, 564137, 1294531, 2531669, 10488343, 17721683, 73418401, 513928807]

約数ペア:

[(1, 513928807), (7, 73418401), (29, 17721683), (49, 10488343), (203, 2531669), (397, 1294531), (911, 564137), (1421, 361667), (2779, 184933), (6377, 80591), (11513, 44639), (19453, 26419)]