2186545

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 16

約数和(自身を含む): 2731968

約数和(自身を除く): 545423

約数列:

[1, 5, 61, 67, 107, 305, 335, 535, 4087, 6527, 7169, 20435, 32635, 35845, 437309, 2186545]

約数ペア:

[(1, 2186545), (5, 437309), (61, 35845), (67, 32635), (107, 20435), (305, 7169), (335, 6527), (535, 4087)]