81473197

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19403}}^1$

素因数の和:19452

約数の個数: 16

約数和(自身を含む): 97796160

約数和(自身を除く): 16322963

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 19403, 252239, 329851, 368657, 4288063, 4792541, 6267169, 81473197]

約数ペア:

[(1, 81473197), (13, 6267169), (17, 4792541), (19, 4288063), (221, 368657), (247, 329851), (323, 252239), (4199, 19403)]