208838013

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{6329}}^1$

素因数の和:6996

約数の個数: 16

約数和(自身を含む): 295332480

約数和(自身を除く): 86494467

約数列:

[1, 3, 17, 51, 647, 1941, 6329, 10999, 18987, 32997, 107593, 322779, 4094863, 12284589, 69612671, 208838013]

約数ペア:

[(1, 208838013), (3, 69612671), (17, 12284589), (51, 4094863), (647, 322779), (1941, 107593), (6329, 32997), (10999, 18987)]