905526505

素因数分解:

$5^1\times {\mathrm{13}}^4\times {\mathrm{17}}^1\times {\mathrm{373}}^1$

素因数の和:447

約数の個数: 40

約数和(自身を含む): 1249768872

約数和(自身を除く): 344242367

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 373, 845, 1105, 1865, 2197, 2873, 4849, 6341, 10985, 14365, 24245, 28561, 31705, 37349, 63037, 82433, 142805, 186745, 315185, 412165, 485537, 819481, 1071629, 2427685, 4097405, 5358145, 10653253, 13931177, 53266265, 69655885, 181105301, 905526505]

約数ペア:

[(1, 905526505), (5, 181105301), (13, 69655885), (17, 53266265), (65, 13931177), (85, 10653253), (169, 5358145), (221, 4097405), (373, 2427685), (845, 1071629), (1105, 819481), (1865, 485537), (2197, 412165), (2873, 315185), (4849, 186745), (6341, 142805), (10985, 82433), (14365, 63037), (24245, 37349), (28561, 31705)]