199744515

素因数分解:

$3^3\times 5^1\times {\mathrm{1479589}}^1$

素因数の和:1479603

約数の個数: 16

約数和(自身を含む): 355101600

約数和(自身を除く): 155357085

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1479589, 4438767, 7397945, 13316301, 22193835, 39948903, 66581505, 199744515]

約数ペア:

[(1, 199744515), (3, 66581505), (5, 39948903), (9, 22193835), (15, 13316301), (27, 7397945), (45, 4438767), (135, 1479589)]