81741021

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{2851}}^1$

素因数の和:3376

約数の個数: 16

約数和(自身を含む): 114992640

約数和(自身を除く): 33251619

約数列:

[1, 3, 19, 57, 503, 1509, 2851, 8553, 9557, 28671, 54169, 162507, 1434053, 4302159, 27247007, 81741021]

約数ペア:

[(1, 81741021), (3, 27247007), (19, 4302159), (57, 1434053), (503, 162507), (1509, 54169), (2851, 28671), (8553, 9557)]