218922561

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{56701}}^1$

素因数の和:56734

約数の個数: 32

約数和(自身を含む): 381037440

約数和(自身を除く): 162114879

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 56701, 170103, 510309, 623711, 737113, 1530927, 1871133, 2211339, 5613399, 6634017, 8108243, 16840197, 19902051, 24324729, 72974187, 218922561]

約数ペア:

[(1, 218922561), (3, 72974187), (9, 24324729), (11, 19902051), (13, 16840197), (27, 8108243), (33, 6634017), (39, 5613399), (99, 2211339), (117, 1871133), (143, 1530927), (297, 737113), (351, 623711), (429, 510309), (1287, 170103), (3861, 56701)]