31322475

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1907}}^1$

素因数の和:1996

約数の個数: 36

約数和(自身を含む): 56900376

約数和(自身を除く): 25577901

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 219, 225, 365, 657, 1095, 1825, 1907, 3285, 5475, 5721, 9535, 16425, 17163, 28605, 47675, 85815, 139211, 143025, 417633, 429075, 696055, 1252899, 2088165, 3480275, 6264495, 10440825, 31322475]

約数ペア:

[(1, 31322475), (3, 10440825), (5, 6264495), (9, 3480275), (15, 2088165), (25, 1252899), (45, 696055), (73, 429075), (75, 417633), (219, 143025), (225, 139211), (365, 85815), (657, 47675), (1095, 28605), (1825, 17163), (1907, 16425), (3285, 9535), (5475, 5721)]