196195365

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6823}}^1$

素因数の和:6911

約数の個数: 40

約数和(自身を含む): 356704128

約数和(自身を除く): 160508763

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3195, 5751, 6823, 9585, 20469, 28755, 34115, 61407, 102345, 184221, 307035, 484433, 552663, 921105, 1453299, 2422165, 2763315, 4359897, 7266495, 13079691, 21799485, 39239073, 65398455, 196195365]

約数ペア:

[(1, 196195365), (3, 65398455), (5, 39239073), (9, 21799485), (15, 13079691), (27, 7266495), (45, 4359897), (71, 2763315), (81, 2422165), (135, 1453299), (213, 921105), (355, 552663), (405, 484433), (639, 307035), (1065, 184221), (1917, 102345), (3195, 61407), (5751, 34115), (6823, 28755), (9585, 20469)]