206877605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197969}}^1$

素因数の和:198004

約数の個数: 16

約数和(自身を含む): 285076800

約数和(自身を除く): 78199195

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 197969, 989845, 2177659, 3761411, 10888295, 18807055, 41375521, 206877605]

約数ペア:

[(1, 206877605), (5, 41375521), (11, 18807055), (19, 10888295), (55, 3761411), (95, 2177659), (209, 989845), (1045, 197969)]