49131615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14821}}^1$

素因数の和:14859

約数の個数: 32

約数和(自身を含む): 89643456

約数和(自身を除く): 40511841

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 14821, 44463, 74105, 192673, 222315, 251957, 578019, 755871, 963365, 1259785, 2890095, 3275441, 3779355, 9826323, 16377205, 49131615]

約数ペア:

[(1, 49131615), (3, 16377205), (5, 9826323), (13, 3779355), (15, 3275441), (17, 2890095), (39, 1259785), (51, 963365), (65, 755871), (85, 578019), (195, 251957), (221, 222315), (255, 192673), (663, 74105), (1105, 44463), (3315, 14821)]