81107219

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1021}}^1$

素因数の和:1190

約数の個数: 16

約数和(自身を含む): 88546080

約数和(自身を除く): 7438861

約数列:

[1, 19, 37, 113, 703, 1021, 2147, 4181, 19399, 37777, 79439, 115373, 717763, 2192087, 4268801, 81107219]

約数ペア:

[(1, 81107219), (19, 4268801), (37, 2192087), (113, 717763), (703, 115373), (1021, 79439), (2147, 37777), (4181, 19399)]