171939945

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1\times {\mathrm{389}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 280051200

約数和(自身を除く): 108111255

約数列:

[1, 3, 5, 15, 79, 237, 373, 389, 395, 1119, 1167, 1185, 1865, 1945, 5595, 5835, 29467, 30731, 88401, 92193, 145097, 147335, 153655, 435291, 442005, 460965, 725485, 2176455, 11462663, 34387989, 57313315, 171939945]

約数ペア:

[(1, 171939945), (3, 57313315), (5, 34387989), (15, 11462663), (79, 2176455), (237, 725485), (373, 460965), (389, 442005), (395, 435291), (1119, 153655), (1167, 147335), (1185, 145097), (1865, 92193), (1945, 88401), (5595, 30731), (5835, 29467)]