55687209

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{13679}}^1$

素因数の和:13764

約数の個数: 16

約数和(自身を含む): 78796800

約数和(自身を除く): 23109591

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 13679, 41037, 314617, 807061, 943851, 2421183, 18562403, 55687209]

約数ペア:

[(1, 55687209), (3, 18562403), (23, 2421183), (59, 943851), (69, 807061), (177, 314617), (1357, 41037), (4071, 13679)]