260031105

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2203}}^1$

素因数の和:2318

約数の個数: 48

約数和(自身を含む): 468975936

約数和(自身を除く): 208944831

約数列:

[1, 3, 5, 9, 15, 43, 45, 61, 129, 183, 215, 305, 387, 549, 645, 915, 1935, 2203, 2623, 2745, 6609, 7869, 11015, 13115, 19827, 23607, 33045, 39345, 94729, 99135, 118035, 134383, 284187, 403149, 473645, 671915, 852561, 1209447, 1420935, 2015745, 4262805, 5778469, 6047235, 17335407, 28892345, 52006221, 86677035, 260031105]

約数ペア:

[(1, 260031105), (3, 86677035), (5, 52006221), (9, 28892345), (15, 17335407), (43, 6047235), (45, 5778469), (61, 4262805), (129, 2015745), (183, 1420935), (215, 1209447), (305, 852561), (387, 671915), (549, 473645), (645, 403149), (915, 284187), (1935, 134383), (2203, 118035), (2623, 99135), (2745, 94729), (6609, 39345), (7869, 33045), (11015, 23607), (13115, 19827)]