81111969

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{158113}}^1$

素因数の和:158141

約数の個数: 16

約数和(自身を含む): 126491200

約数和(自身を除く): 45379231

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 158113, 474339, 1423017, 3004147, 4269051, 9012441, 27037323, 81111969]

約数ペア:

[(1, 81111969), (3, 27037323), (9, 9012441), (19, 4269051), (27, 3004147), (57, 1423017), (171, 474339), (513, 158113)]