64693785

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3221}}^1$

素因数の和:3345

約数の個数: 32

約数和(自身を含む): 112589568

約数和(自身を除く): 47895783

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 195, 309, 515, 1339, 1545, 3221, 4017, 6695, 9663, 16105, 20085, 41873, 48315, 125619, 209365, 331763, 628095, 995289, 1658815, 4312919, 4976445, 12938757, 21564595, 64693785]

約数ペア:

[(1, 64693785), (3, 21564595), (5, 12938757), (13, 4976445), (15, 4312919), (39, 1658815), (65, 995289), (103, 628095), (195, 331763), (309, 209365), (515, 125619), (1339, 48315), (1545, 41873), (3221, 20085), (4017, 16105), (6695, 9663)]