200521215

素因数分解:

$3^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{5591}}^1$

素因数の和:6399

約数の個数: 24

約数和(自身を含む): 348068448

約数和(自身を除く): 147547233

約数列:

[1, 3, 5, 9, 15, 45, 797, 2391, 3985, 5591, 7173, 11955, 16773, 27955, 35865, 50319, 83865, 251595, 4456027, 13368081, 22280135, 40104243, 66840405, 200521215]

約数ペア:

[(1, 200521215), (3, 66840405), (5, 40104243), (9, 22280135), (15, 13368081), (45, 4456027), (797, 251595), (2391, 83865), (3985, 50319), (5591, 35865), (7173, 27955), (11955, 16773)]