13279581

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2087}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 22149504

約数和(自身を除く): 8869923

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2087, 2121, 6261, 6363, 14609, 18783, 43827, 131481, 210787, 632361, 1475509, 1897083, 4426527, 13279581]

約数ペア:

[(1, 13279581), (3, 4426527), (7, 1897083), (9, 1475509), (21, 632361), (63, 210787), (101, 131481), (303, 43827), (707, 18783), (909, 14609), (2087, 6363), (2121, 6261)]