206981185

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{11149}}^1$

素因数の和:11280

約数の個数: 16

約数和(自身を含む): 256896000

約数和(自身を除く): 49914815

約数列:

[1, 5, 47, 79, 235, 395, 3713, 11149, 18565, 55745, 524003, 880771, 2620015, 4403855, 41396237, 206981185]

約数ペア:

[(1, 206981185), (5, 41396237), (47, 4403855), (79, 2620015), (235, 880771), (395, 524003), (3713, 55745), (11149, 18565)]