210913389

素因数分解:

$3^4\times {\mathrm{41}}^2\times {\mathrm{1549}}^1$

素因数の和:1643

約数の個数: 30

約数和(自身を含む): 323148650

約数和(自身を除く): 112235261

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 1549, 1681, 3321, 4647, 5043, 13941, 15129, 41823, 45387, 63509, 125469, 136161, 190527, 571581, 1714743, 2603869, 5144229, 7811607, 23434821, 70304463, 210913389]

約数ペア:

[(1, 210913389), (3, 70304463), (9, 23434821), (27, 7811607), (41, 5144229), (81, 2603869), (123, 1714743), (369, 571581), (1107, 190527), (1549, 136161), (1681, 125469), (3321, 63509), (4647, 45387), (5043, 41823), (13941, 15129)]