239752513

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 347300352

約数和(自身を除く): 107547839

約数列:

[1, 7, 11, 13, 17, 73, 77, 91, 119, 143, 187, 193, 221, 511, 803, 949, 1001, 1241, 1309, 1351, 1547, 2123, 2431, 2509, 3281, 5621, 6643, 8687, 10439, 13651, 14089, 14861, 16133, 17017, 17563, 22967, 27599, 36091, 42653, 73073, 95557, 98623, 112931, 154979, 177463, 183157, 193193, 239513, 252637, 298571, 469183, 1084853, 1242241, 1282099, 1676591, 2014727, 2634643, 3113669, 3284281, 14103089, 18442501, 21795683, 34250359, 239752513]

約数ペア:

[(1, 239752513), (7, 34250359), (11, 21795683), (13, 18442501), (17, 14103089), (73, 3284281), (77, 3113669), (91, 2634643), (119, 2014727), (143, 1676591), (187, 1282099), (193, 1242241), (221, 1084853), (511, 469183), (803, 298571), (949, 252637), (1001, 239513), (1241, 193193), (1309, 183157), (1351, 177463), (1547, 154979), (2123, 112931), (2431, 98623), (2509, 95557), (3281, 73073), (5621, 42653), (6643, 36091), (8687, 27599), (10439, 22967), (13651, 17563), (14089, 17017), (14861, 16133)]