42627141

素因数分解:

$3^4\times {\mathrm{641}}^1\times {\mathrm{821}}^1$

素因数の和:1474

約数の個数: 20

約数和(自身を含む): 63854604

約数和(自身を除く): 21227463

約数列:

[1, 3, 9, 27, 81, 641, 821, 1923, 2463, 5769, 7389, 17307, 22167, 51921, 66501, 526261, 1578783, 4736349, 14209047, 42627141]

約数ペア:

[(1, 42627141), (3, 14209047), (9, 4736349), (27, 1578783), (81, 526261), (641, 66501), (821, 51921), (1923, 22167), (2463, 17307), (5769, 7389)]