858981

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:296

約数の個数: 16

約数和(自身を含む): 1221120

約数和(自身を除く): 362139

約数列:

[1, 3, 23, 59, 69, 177, 211, 633, 1357, 4071, 4853, 12449, 14559, 37347, 286327, 858981]

約数ペア:

[(1, 858981), (3, 286327), (23, 37347), (59, 14559), (69, 12449), (177, 4853), (211, 4071), (633, 1357)]