81746421

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{3919}}^1$

素因数の和:4348

約数の個数: 16

約数和(自身を含む): 115718400

約数和(自身を除く): 33971979

約数列:

[1, 3, 17, 51, 409, 1227, 3919, 6953, 11757, 20859, 66623, 199869, 1602871, 4808613, 27248807, 81746421]

約数ペア:

[(1, 81746421), (3, 27248807), (17, 4808613), (51, 1602871), (409, 199869), (1227, 66623), (3919, 20859), (6953, 11757)]