207655161

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8821}}^1$

素因数の和:8909

約数の個数: 32

約数和(自身を含む): 338764800

約数和(自身を除く): 131109639

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 3363, 7847, 8821, 23541, 26463, 61747, 167599, 185241, 502797, 520439, 1173193, 1561317, 3519579, 3643073, 9888341, 10929219, 29665023, 69218387, 207655161]

約数ペア:

[(1, 207655161), (3, 69218387), (7, 29665023), (19, 10929219), (21, 9888341), (57, 3643073), (59, 3519579), (133, 1561317), (177, 1173193), (399, 520439), (413, 502797), (1121, 185241), (1239, 167599), (3363, 61747), (7847, 26463), (8821, 23541)]