2178363

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 3389904

約数和(自身を除く): 1211541

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 353, 363, 561, 1059, 2057, 3883, 6001, 6171, 11649, 18003, 42713, 66011, 128139, 198033, 726121, 2178363]

約数ペア:

[(1, 2178363), (3, 726121), (11, 198033), (17, 128139), (33, 66011), (51, 42713), (121, 18003), (187, 11649), (353, 6171), (363, 6001), (561, 3883), (1059, 2057)]