211312893

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{3323}}^1$

素因数の和:3425

約数の個数: 32

約数和(自身を含む): 321656832

約数和(自身を除く): 110343939

約数列:

[1, 3, 11, 33, 41, 47, 123, 141, 451, 517, 1353, 1551, 1927, 3323, 5781, 9969, 21197, 36553, 63591, 109659, 136243, 156181, 408729, 468543, 1498673, 1717991, 4496019, 5153973, 6403421, 19210263, 70437631, 211312893]

約数ペア:

[(1, 211312893), (3, 70437631), (11, 19210263), (33, 6403421), (41, 5153973), (47, 4496019), (123, 1717991), (141, 1498673), (451, 468543), (517, 408729), (1353, 156181), (1551, 136243), (1927, 109659), (3323, 63591), (5781, 36553), (9969, 21197)]