203450457

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{9029}}^1$

素因数の和:9105

約数の個数: 32

約数和(自身を含む): 329414400

約数和(自身を除く): 125963943

約数列:

[1, 3, 7, 21, 29, 37, 87, 111, 203, 259, 609, 777, 1073, 3219, 7511, 9029, 22533, 27087, 63203, 189609, 261841, 334073, 785523, 1002219, 1832887, 2338511, 5498661, 7015533, 9688117, 29064351, 67816819, 203450457]

約数ペア:

[(1, 203450457), (3, 67816819), (7, 29064351), (21, 9688117), (29, 7015533), (37, 5498661), (87, 2338511), (111, 1832887), (203, 1002219), (259, 785523), (609, 334073), (777, 261841), (1073, 189609), (3219, 63203), (7511, 27087), (9029, 22533)]