208554819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{15919}}^1$

素因数の和:16330

約数の個数: 16

約数和(自身を含む): 304135680

約数和(自身を除く): 95580861

約数列:

[1, 3, 11, 33, 397, 1191, 4367, 13101, 15919, 47757, 175109, 525327, 6319843, 18959529, 69518273, 208554819]

約数ペア:

[(1, 208554819), (3, 69518273), (11, 18959529), (33, 6319843), (397, 525327), (1191, 175109), (4367, 47757), (13101, 15919)]