12197775

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1579}}^1$

素因数の和:1695

約数の個数: 24

約数和(自身を含む): 20375680

約数和(自身を除く): 8177905

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1545, 1579, 2575, 4737, 7725, 7895, 23685, 39475, 118425, 162637, 487911, 813185, 2439555, 4065925, 12197775]

約数ペア:

[(1, 12197775), (3, 4065925), (5, 2439555), (15, 813185), (25, 487911), (75, 162637), (103, 118425), (309, 39475), (515, 23685), (1545, 7895), (1579, 7725), (2575, 4737)]