139881729

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^2$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 220485888

約数和(自身を除く): 80604159

約数列:

[1, 3, 13, 17, 39, 47, 51, 67, 141, 201, 221, 611, 663, 799, 871, 1139, 1833, 2397, 2613, 3149, 3417, 4489, 9447, 10387, 13467, 14807, 31161, 40937, 44421, 53533, 58357, 76313, 122811, 160599, 175071, 210983, 228939, 632949, 695929, 992069, 2087787, 2742779, 2976207, 3586711, 8228337, 10760133, 46627243, 139881729]

約数ペア:

[(1, 139881729), (3, 46627243), (13, 10760133), (17, 8228337), (39, 3586711), (47, 2976207), (51, 2742779), (67, 2087787), (141, 992069), (201, 695929), (221, 632949), (611, 228939), (663, 210983), (799, 175071), (871, 160599), (1139, 122811), (1833, 76313), (2397, 58357), (2613, 53533), (3149, 44421), (3417, 40937), (4489, 31161), (9447, 14807), (10387, 13467)]