528409

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:192

約数の個数: 16

約数和(自身を含む): 662400

約数和(自身を除く): 133991

約数列:

[1, 7, 19, 29, 133, 137, 203, 551, 959, 2603, 3857, 3973, 18221, 27811, 75487, 528409]

約数ペア:

[(1, 528409), (7, 75487), (19, 27811), (29, 18221), (133, 3973), (137, 3857), (203, 2603), (551, 959)]