168302589

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 295464960

約数和(自身を除く): 127162371

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 71, 91, 133, 213, 247, 273, 399, 457, 497, 741, 923, 1349, 1371, 1491, 1729, 2769, 3199, 4047, 5187, 5941, 6461, 8683, 9443, 9597, 17537, 17823, 19383, 26049, 28329, 32447, 41587, 52611, 60781, 97341, 112879, 122759, 124761, 182343, 227129, 338637, 368277, 421811, 616493, 681387, 790153, 1265433, 1849479, 2370459, 2952677, 4315451, 8014409, 8858031, 12946353, 24043227, 56100863, 168302589]

約数ペア:

[(1, 168302589), (3, 56100863), (7, 24043227), (13, 12946353), (19, 8858031), (21, 8014409), (39, 4315451), (57, 2952677), (71, 2370459), (91, 1849479), (133, 1265433), (213, 790153), (247, 681387), (273, 616493), (399, 421811), (457, 368277), (497, 338637), (741, 227129), (923, 182343), (1349, 124761), (1371, 122759), (1491, 112879), (1729, 97341), (2769, 60781), (3199, 52611), (4047, 41587), (5187, 32447), (5941, 28329), (6461, 26049), (8683, 19383), (9443, 17823), (9597, 17537)]