211481255

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{2243}}^1$

素因数の和:2530

約数の個数: 16

約数和(自身を含む): 257700960

約数和(自身を除く): 46219705

約数列:

[1, 5, 109, 173, 545, 865, 2243, 11215, 18857, 94285, 244487, 388039, 1222435, 1940195, 42296251, 211481255]

約数ペア:

[(1, 211481255), (5, 42296251), (109, 1940195), (173, 1222435), (545, 388039), (865, 244487), (2243, 94285), (11215, 18857)]