25115805

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1301}}^1$

素因数の和:1339

約数の個数: 64

約数和(自身を含む): 52496640

約数和(自身を除く): 27380835

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 117, 135, 143, 165, 195, 297, 351, 429, 495, 585, 715, 1287, 1301, 1485, 1755, 2145, 3861, 3903, 6435, 6505, 11709, 14311, 16913, 19305, 19515, 35127, 42933, 50739, 58545, 71555, 84565, 128799, 152217, 175635, 186043, 214665, 253695, 386397, 456651, 558129, 643995, 761085, 930215, 1674387, 1931985, 2283255, 2790645, 5023161, 8371935, 25115805]

約数ペア:

[(1, 25115805), (3, 8371935), (5, 5023161), (9, 2790645), (11, 2283255), (13, 1931985), (15, 1674387), (27, 930215), (33, 761085), (39, 643995), (45, 558129), (55, 456651), (65, 386397), (99, 253695), (117, 214665), (135, 186043), (143, 175635), (165, 152217), (195, 128799), (297, 84565), (351, 71555), (429, 58545), (495, 50739), (585, 42933), (715, 35127), (1287, 19515), (1301, 19305), (1485, 16913), (1755, 14311), (2145, 11709), (3861, 6505), (3903, 6435)]