30048291

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1931}}^1$

素因数の和:1976

約数の個数: 48

約数和(自身を含む): 56259840

約数和(自身を除く): 26211549

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1729, 1931, 2223, 5187, 5793, 13517, 15561, 17379, 25103, 36689, 40551, 75309, 110067, 121653, 175721, 225927, 256823, 330201, 476957, 527163, 770469, 1430871, 1581489, 2311407, 3338699, 4292613, 10016097, 30048291]

約数ペア:

[(1, 30048291), (3, 10016097), (7, 4292613), (9, 3338699), (13, 2311407), (19, 1581489), (21, 1430871), (39, 770469), (57, 527163), (63, 476957), (91, 330201), (117, 256823), (133, 225927), (171, 175721), (247, 121653), (273, 110067), (399, 75309), (741, 40551), (819, 36689), (1197, 25103), (1729, 17379), (1931, 15561), (2223, 13517), (5187, 5793)]