13904891

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 19353600

約数和(自身を除く): 5448709

約数列:

[1, 7, 11, 13, 29, 77, 91, 143, 203, 319, 377, 479, 1001, 2233, 2639, 3353, 4147, 5269, 6227, 13891, 29029, 36883, 43589, 68497, 97237, 152801, 180583, 479479, 1069607, 1264081, 1986413, 13904891]

約数ペア:

[(1, 13904891), (7, 1986413), (11, 1264081), (13, 1069607), (29, 479479), (77, 180583), (91, 152801), (143, 97237), (203, 68497), (319, 43589), (377, 36883), (479, 29029), (1001, 13891), (2233, 6227), (2639, 5269), (3353, 4147)]