505393

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:192

約数の個数: 16

約数和(自身を含む): 635904

約数和(自身を除く): 130511

約数列:

[1, 7, 17, 31, 119, 137, 217, 527, 959, 2329, 3689, 4247, 16303, 29729, 72199, 505393]

約数ペア:

[(1, 505393), (7, 72199), (17, 29729), (31, 16303), (119, 4247), (137, 3689), (217, 2329), (527, 959)]