81272787

素因数分解:

$3^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1\times {\mathrm{421}}^1$

素因数の和:934

約数の個数: 16

約数和(自身を含む): 109483680

約数和(自身を除く): 28210893

約数列:

[1, 3, 229, 281, 421, 687, 843, 1263, 64349, 96409, 118301, 193047, 289227, 354903, 27090929, 81272787]

約数ペア:

[(1, 81272787), (3, 27090929), (229, 354903), (281, 289227), (421, 193047), (687, 118301), (843, 96409), (1263, 64349)]