81047628

素因数分解:

$2^2\times 3^4\times {\mathrm{250147}}^1$

素因数の和:250163

約数の個数: 30

約数和(自身を含む): 211875356

約数和(自身を除く): 130827728

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 250147, 500294, 750441, 1000588, 1500882, 2251323, 3001764, 4502646, 6753969, 9005292, 13507938, 20261907, 27015876, 40523814, 81047628]

約数ペア:

[(1, 81047628), (2, 40523814), (3, 27015876), (4, 20261907), (6, 13507938), (9, 9005292), (12, 6753969), (18, 4502646), (27, 3001764), (36, 2251323), (54, 1500882), (81, 1000588), (108, 750441), (162, 500294), (324, 250147)]