187801965

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1279}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 352235520

約数和(自身を除く): 164433555

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 251, 585, 753, 1255, 1279, 2259, 3263, 3765, 3837, 6395, 9789, 11295, 11511, 16315, 16627, 19185, 29367, 48945, 49881, 57555, 83135, 146835, 149643, 249405, 321029, 748215, 963087, 1605145, 2889261, 4173377, 4815435, 12520131, 14446305, 20866885, 37560393, 62600655, 187801965]

約数ペア:

[(1, 187801965), (3, 62600655), (5, 37560393), (9, 20866885), (13, 14446305), (15, 12520131), (39, 4815435), (45, 4173377), (65, 2889261), (117, 1605145), (195, 963087), (251, 748215), (585, 321029), (753, 249405), (1255, 149643), (1279, 146835), (2259, 83135), (3263, 57555), (3765, 49881), (3837, 48945), (6395, 29367), (9789, 19185), (11295, 16627), (11511, 16315)]