76281285

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 124750080

約数和(自身を除く): 48468795

約数列:

[1, 3, 5, 15, 97, 103, 291, 309, 485, 509, 515, 1455, 1527, 1545, 2545, 7635, 9991, 29973, 49373, 49955, 52427, 148119, 149865, 157281, 246865, 262135, 740595, 786405, 5085419, 15256257, 25427095, 76281285]

約数ペア:

[(1, 76281285), (3, 25427095), (5, 15256257), (15, 5085419), (97, 786405), (103, 740595), (291, 262135), (309, 246865), (485, 157281), (509, 149865), (515, 148119), (1455, 52427), (1527, 49955), (1545, 49373), (2545, 29973), (7635, 9991)]