199675199

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 216691200

約数和(自身を除く): 17016001

約数列:

[1, 19, 37, 439, 647, 703, 8341, 12293, 16243, 23939, 284033, 308617, 454841, 5396627, 10509221, 199675199]

約数ペア:

[(1, 199675199), (19, 10509221), (37, 5396627), (439, 454841), (647, 308617), (703, 284033), (8341, 23939), (12293, 16243)]