216908319

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1\times {\mathrm{4513}}^1$

素因数の和:4986

約数の個数: 16

約数和(自身を含む): 297779552

約数和(自身を除く): 80871233

約数列:

[1, 3, 37, 111, 433, 1299, 4513, 13539, 16021, 48063, 166981, 500943, 1954129, 5862387, 72302773, 216908319]

約数ペア:

[(1, 216908319), (3, 72302773), (37, 5862387), (111, 1954129), (433, 500943), (1299, 166981), (4513, 48063), (13539, 16021)]