74161905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{863}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 126157824

約数和(自身を除く): 51995919

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 337, 863, 1011, 1685, 2589, 4315, 5055, 5729, 12945, 14671, 17187, 28645, 44013, 73355, 85935, 220065, 290831, 872493, 1454155, 4362465, 4944127, 14832381, 24720635, 74161905]

約数ペア:

[(1, 74161905), (3, 24720635), (5, 14832381), (15, 4944127), (17, 4362465), (51, 1454155), (85, 872493), (255, 290831), (337, 220065), (863, 85935), (1011, 73355), (1685, 44013), (2589, 28645), (4315, 17187), (5055, 14671), (5729, 12945)]