66972021

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{16451}}^1$

素因数の和:16536

約数の個数: 16

約数和(自身を含む): 94763520

約数和(自身を除く): 27791499

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 16451, 49353, 378373, 970609, 1135119, 2911827, 22324007, 66972021]

約数ペア:

[(1, 66972021), (3, 22324007), (23, 2911827), (59, 1135119), (69, 970609), (177, 378373), (1357, 49353), (4071, 16451)]