19291275

素因数分解:

$3^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1033}}^1$

素因数の和:1132

約数の個数: 36

約数和(自身を含む): 35002968

約数和(自身を除く): 15711693

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 83, 225, 249, 415, 747, 1033, 1245, 2075, 3099, 3735, 5165, 6225, 9297, 15495, 18675, 25825, 46485, 77475, 85739, 232425, 257217, 428695, 771651, 1286085, 2143475, 3858255, 6430425, 19291275]

約数ペア:

[(1, 19291275), (3, 6430425), (5, 3858255), (9, 2143475), (15, 1286085), (25, 771651), (45, 428695), (75, 257217), (83, 232425), (225, 85739), (249, 77475), (415, 46485), (747, 25825), (1033, 18675), (1245, 15495), (2075, 9297), (3099, 6225), (3735, 5165)]