25712011269

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{212677}}^1$

素因数の和:212810

約数の個数: 48

約数和(自身を含む): 45121764480

約数和(自身を除く): 19409753211

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 101, 133, 171, 303, 399, 707, 909, 1197, 1919, 2121, 5757, 6363, 13433, 17271, 40299, 120897, 212677, 638031, 1488739, 1914093, 4040863, 4466217, 12122589, 13398651, 21480377, 28286041, 36367767, 64441131, 84858123, 150362639, 193323393, 254574369, 408127163, 451087917, 1224381489, 1353263751, 2856890141, 3673144467, 8570670423, 25712011269]

約数ペア:

[(1, 25712011269), (3, 8570670423), (7, 3673144467), (9, 2856890141), (19, 1353263751), (21, 1224381489), (57, 451087917), (63, 408127163), (101, 254574369), (133, 193323393), (171, 150362639), (303, 84858123), (399, 64441131), (707, 36367767), (909, 28286041), (1197, 21480377), (1919, 13398651), (2121, 12122589), (5757, 4466217), (6363, 4040863), (13433, 1914093), (17271, 1488739), (40299, 638031), (120897, 212677)]